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Finding the Fourth Proportional to 23,338.92, 32,212.92 and 14,839.38

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Solution

The fourth proportional to 23,338.92, 32,212.92 and 14,839.38 is: 20,481.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,338.92 : 32,212.92 = 14,839.38 : x
  2. Step 2: Convert to fraction form
    23,338.92/32,212.92 = 14,839.38/x
  3. Step 3: Cross multiply
    23,338.92x = 32,212.92 × 14,839.38
  4. Step 4: Simplify right side
    23,338.92x = 478,019,760.79
  5. Step 5: Solve for x
    x = 478,019,760.79/23,338.92
  6. Step 6: Final answer
    x = 20,481.66

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1.5x scale

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.