Finding the Third Proportional to 7,311.09 and 15,837.19
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Solution
The third proportional to 7,311.09 and 15,837.19 is: 34,306.29
Step by Step Solution
- Step 1: Write the proportion equation
7,311.09 : 15,837.19 = 15,837.19 : x - Step 2: Convert to fraction form
7,311.09/15,837.19 = 15,837.19/x - Step 3: Cross multiply
7,311.09x = 15,837.19 × 15,837.19 - Step 4: Simplify right side
7,311.09x = 250,816,507.91 - Step 5: Solve for x
x = 250,816,507.91/7,311.09 - Step 6: Final answer
x = 34,306.29
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Why These Related Problems?
These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.