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Finding the Fourth Proportional to 24,850.97, 34,293.97 and 13,520.21

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Solution

The fourth proportional to 24,850.97, 34,293.97 and 13,520.21 is: 18,657.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,850.97 : 34,293.97 = 13,520.21 : x
  2. Step 2: Convert to fraction form
    24,850.97/34,293.97 = 13,520.21/x
  3. Step 3: Cross multiply
    24,850.97x = 34,293.97 × 13,520.21
  4. Step 4: Simplify right side
    24,850.97x = 463,661,614.30
  5. Step 5: Solve for x
    x = 463,661,614.30/24,850.97
  6. Step 6: Final answer
    x = 18,657.68

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.