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Finding the Fourth Proportional to 24,182.68, 33,372 and 13,572.40

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Solution

The fourth proportional to 24,182.68, 33,372 and 13,572.40 is: 18,729.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,182.68 : 33,372 = 13,572.40 : x
  2. Step 2: Convert to fraction form
    24,182.68/33,372 = 13,572.40/x
  3. Step 3: Cross multiply
    24,182.68x = 33,372 × 13,572.40
  4. Step 4: Simplify right side
    24,182.68x = 452,938,132.80
  5. Step 5: Solve for x
    x = 452,938,132.80/24,182.68
  6. Step 6: Final answer
    x = 18,729.86

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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.