| Denominator 2 = | Denominator 1 * Numerator 2 |
| Numerator 1 |
| y = | 6 * 21 |
| 18 |
| y = | 126 |
| 18 |
Answer
Success!
y = 7
↓Steps Explained:↓
You entered the following equivalent proportions:
| 18 | |
| 6 |
| = |
| 21 |
| y |
Define the proportion formula:
If 2 proportions are equal:
we can cross multiply to get:
Numerator 1 Denominator 1
=
Numerator 2 Denominator 2 Numerator 1 * Denominator 2 = Denominator 1 * Numerator 2
Solving for Denominator 2 we get:
| Denominator 2 = | Denominator 1 * Numerator 2 |
| Numerator 1 |
Evaluate and simplfy
| y = | 6 * 21 |
| 18 |
| y = | 126 |
| 18 |
Final Answer
y = 7Take the Quiz Switch to Chat Mode
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