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Finding the Fourth Proportional to 22,373.27, 33,538.95 and 7,571.83

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Solution

The fourth proportional to 22,373.27, 33,538.95 and 7,571.83 is: 11,350.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,373.27 : 33,538.95 = 7,571.83 : x
  2. Step 2: Convert to fraction form
    22,373.27/33,538.95 = 7,571.83/x
  3. Step 3: Cross multiply
    22,373.27x = 33,538.95 × 7,571.83
  4. Step 4: Simplify right side
    22,373.27x = 253,951,143.93
  5. Step 5: Solve for x
    x = 253,951,143.93/22,373.27
  6. Step 6: Final answer
    x = 11,350.65

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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.