Finding the Third Proportional to 15,850.69 and 18,771.75
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Solution
The third proportional to 15,850.69 and 18,771.75 is: 22,231.12
Step by Step Solution
- Step 1: Write the proportion equation
15,850.69 : 18,771.75 = 18,771.75 : x - Step 2: Convert to fraction form
15,850.69/18,771.75 = 18,771.75/x - Step 3: Cross multiply
15,850.69x = 18,771.75 × 18,771.75 - Step 4: Simplify right side
15,850.69x = 352,378,598.06 - Step 5: Solve for x
x = 352,378,598.06/15,850.69 - Step 6: Final answer
x = 22,231.12
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These problems maintain the same ratio (1.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.