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Finding the Third Proportional to 15,211.13 and 29,693.25

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Solution

The third proportional to 15,211.13 and 29,693.25 is: 57,963.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,211.13 : 29,693.25 = 29,693.25 : x
  2. Step 2: Convert to fraction form
    15,211.13/29,693.25 = 29,693.25/x
  3. Step 3: Cross multiply
    15,211.13x = 29,693.25 × 29,693.25
  4. Step 4: Simplify right side
    15,211.13x = 881,689,095.56
  5. Step 5: Solve for x
    x = 881,689,095.56/15,211.13
  6. Step 6: Final answer
    x = 57,963.44

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Why These Related Problems?

These problems maintain the same ratio (1.95) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.