Finding the Third Proportional to 7,130.53 and 15,343.17
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Solution
The third proportional to 7,130.53 and 15,343.17 is: 33,014.78
Step by Step Solution
- Step 1: Write the proportion equation
7,130.53 : 15,343.17 = 15,343.17 : x - Step 2: Convert to fraction form
7,130.53/15,343.17 = 15,343.17/x - Step 3: Cross multiply
7,130.53x = 15,343.17 × 15,343.17 - Step 4: Simplify right side
7,130.53x = 235,412,923.19 - Step 5: Solve for x
x = 235,412,923.19/7,130.53 - Step 6: Final answer
x = 33,014.78
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Why These Related Problems?
These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.