Simplifying Ratio Calculator (3 Numbers)

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Result

What is Simplifying Ratio Calculator (3 Numbers)?

Three-part ratios work the same — find the GCF of all three numbers.

15 : 30 : 45
1
Input
15 : 30 : 45
2
GCF
GCF = 15
Result
1 : 2 : 3

Simplifying Ratio Calculator (3 Numbers) Formula

Bars shrink in scale but keep identical proportions.

Before: 12 : 18 : 24
A
B
C
÷ GCF(6)
After: 2 : 3 : 4
A
B
C

Where 3-Part Ratios Appear

🏗️
Concrete Mix
Cement : Sand : Gravel
🎨
Color Mixing
R : G : B values
💰
Budget Splits
Rent : Food : Savings
FAQ

FAQ: 3-Number Ratios

Common questions on tripartite ratio simplification.

Yes, but the factor must be common to all three numbers. You cannot just simplify two of them.
Write out the prime factors of all three numbers and multiply the factors they all uniquely share.