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Finding the Fourth Proportional to 24,591.90, 33,939.87 and 15,029.82

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Solution

The fourth proportional to 24,591.90, 33,939.87 and 15,029.82 is: 20,743.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,591.90 : 33,939.87 = 15,029.82 : x
  2. Step 2: Convert to fraction form
    24,591.90/33,939.87 = 15,029.82/x
  3. Step 3: Cross multiply
    24,591.90x = 33,939.87 × 15,029.82
  4. Step 4: Simplify right side
    24,591.90x = 510,110,136.92
  5. Step 5: Solve for x
    x = 510,110,136.92/24,591.90
  6. Step 6: Final answer
    x = 20,743.01

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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.