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Finding the Fourth Proportional to 33,612, 50,425.54 and 10,240.28

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Solution

The fourth proportional to 33,612, 50,425.54 and 10,240.28 is: 15,362.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,612 : 50,425.54 = 10,240.28 : x
  2. Step 2: Convert to fraction form
    33,612/50,425.54 = 10,240.28/x
  3. Step 3: Cross multiply
    33,612x = 50,425.54 × 10,240.28
  4. Step 4: Simplify right side
    33,612x = 516,371,648.75
  5. Step 5: Solve for x
    x = 516,371,648.75/33,612
  6. Step 6: Final answer
    x = 15,362.72

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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.