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Finding the Third Proportional to 15,229.27 and 25,218.84

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Solution

The third proportional to 15,229.27 and 25,218.84 is: 41,761.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,229.27 : 25,218.84 = 25,218.84 : x
  2. Step 2: Convert to fraction form
    15,229.27/25,218.84 = 25,218.84/x
  3. Step 3: Cross multiply
    15,229.27x = 25,218.84 × 25,218.84
  4. Step 4: Simplify right side
    15,229.27x = 635,990,080.09
  5. Step 5: Solve for x
    x = 635,990,080.09/15,229.27
  6. Step 6: Final answer
    x = 41,761.05

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Why These Related Problems?

These problems maintain the same ratio (1.66) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.