Education tool

Proportion Calculator

Compare two numbers as a simplified ratio, decimal, and percentage.

proportion calculatorratio calculatormathpercentage

How To Use Proportion Calculator

Quick notes to help you understand the result before you act on it.

Overview

Use this proportion calculator to compare two quantities.

It simplifies the ratio and also shows decimal and percentage form.

Proportion Formula

  • Ratio is written as first value : second value.
  • Percentage form = first value / second value x 100.

Practical Tips

  • Use the same unit for both values.
  • Whole numbers can be simplified more cleanly than decimals.

FAQ

Common questions about this tool.

What does proportion mean?

It shows the relationship between two quantities.

Can this simplify ratios?

Yes. Whole-number ratios are simplified when possible.