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Finding the Fourth Proportional to 33,425.96, 50,127.99 and 15,651.11

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Solution

The fourth proportional to 33,425.96, 50,127.99 and 15,651.11 is: 23,471.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,425.96 : 50,127.99 = 15,651.11 : x
  2. Step 2: Convert to fraction form
    33,425.96/50,127.99 = 15,651.11/x
  3. Step 3: Cross multiply
    33,425.96x = 50,127.99 × 15,651.11
  4. Step 4: Simplify right side
    33,425.96x = 784,558,869.58
  5. Step 5: Solve for x
    x = 784,558,869.58/33,425.96
  6. Step 6: Final answer
    x = 23,471.55

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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.