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Finding the Fourth Proportional to 24,387.52, 33,654.72 and 13,209.52

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Solution

The fourth proportional to 24,387.52, 33,654.72 and 13,209.52 is: 18,229.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,387.52 : 33,654.72 = 13,209.52 : x
  2. Step 2: Convert to fraction form
    24,387.52/33,654.72 = 13,209.52/x
  3. Step 3: Cross multiply
    24,387.52x = 33,654.72 × 13,209.52
  4. Step 4: Simplify right side
    24,387.52x = 444,562,696.93
  5. Step 5: Solve for x
    x = 444,562,696.93/24,387.52
  6. Step 6: Final answer
    x = 18,229.11

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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.