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Finding the Fourth Proportional to 33,711.52, 50,568.56 and 8,750.88

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Solution

The fourth proportional to 33,711.52, 50,568.56 and 8,750.88 is: 13,126.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,711.52 : 50,568.56 = 8,750.88 : x
  2. Step 2: Convert to fraction form
    33,711.52/50,568.56 = 8,750.88/x
  3. Step 3: Cross multiply
    33,711.52x = 50,568.56 × 8,750.88
  4. Step 4: Simplify right side
    33,711.52x = 442,519,400.33
  5. Step 5: Solve for x
    x = 442,519,400.33/33,711.52
  6. Step 6: Final answer
    x = 13,126.65

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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.