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Finding the Third Proportional to 22,115.53 and 34,289.58

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Solution

The third proportional to 22,115.53 and 34,289.58 is: 53,165.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,115.53 : 34,289.58 = 34,289.58 : x
  2. Step 2: Convert to fraction form
    22,115.53/34,289.58 = 34,289.58/x
  3. Step 3: Cross multiply
    22,115.53x = 34,289.58 × 34,289.58
  4. Step 4: Simplify right side
    22,115.53x = 1,175,775,167.99
  5. Step 5: Solve for x
    x = 1,175,775,167.99/22,115.53
  6. Step 6: Final answer
    x = 53,165.13

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.