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Finding the Fourth Proportional to 33,385.92, 50,052.96 and 15,829.44

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Solution

The fourth proportional to 33,385.92, 50,052.96 and 15,829.44 is: 23,731.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,385.92 : 50,052.96 = 15,829.44 : x
  2. Step 2: Convert to fraction form
    33,385.92/50,052.96 = 15,829.44/x
  3. Step 3: Cross multiply
    33,385.92x = 50,052.96 × 15,829.44
  4. Step 4: Simplify right side
    33,385.92x = 792,310,327.14
  5. Step 5: Solve for x
    x = 792,310,327.14/33,385.92
  6. Step 6: Final answer
    x = 23,731.87

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.