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Finding the Fourth Proportional to 41.10, 61.40 and 32.52

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Solution

The fourth proportional to 41.10, 61.40 and 32.52 is: 48.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    41.10 : 61.40 = 32.52 : x
  2. Step 2: Convert to fraction form
    41.10/61.40 = 32.52/x
  3. Step 3: Cross multiply
    41.10x = 61.40 × 32.52
  4. Step 4: Simplify right side
    41.10x = 1,996.73
  5. Step 5: Solve for x
    x = 1,996.73/41.10
  6. Step 6: Final answer
    x = 48.58

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.