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Finding the Fourth Proportional to 41.34, 62.04 and 38.34

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Solution

The fourth proportional to 41.34, 62.04 and 38.34 is: 57.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    41.34 : 62.04 = 38.34 : x
  2. Step 2: Convert to fraction form
    41.34/62.04 = 38.34/x
  3. Step 3: Cross multiply
    41.34x = 62.04 × 38.34
  4. Step 4: Simplify right side
    41.34x = 2,378.61
  5. Step 5: Solve for x
    x = 2,378.61/41.34
  6. Step 6: Final answer
    x = 57.54

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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.