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Finding the Third Proportional to 13,609.97 and 29,305.55

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Solution

The third proportional to 13,609.97 and 29,305.55 is: 63,101.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,609.97 : 29,305.55 = 29,305.55 : x
  2. Step 2: Convert to fraction form
    13,609.97/29,305.55 = 29,305.55/x
  3. Step 3: Cross multiply
    13,609.97x = 29,305.55 × 29,305.55
  4. Step 4: Simplify right side
    13,609.97x = 858,815,077.64
  5. Step 5: Solve for x
    x = 858,815,077.64/13,609.97
  6. Step 6: Final answer
    x = 63,101.91

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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.