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Finding the Fourth Proportional to 41.79, 62.71 and 22.52

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Solution

The fourth proportional to 41.79, 62.71 and 22.52 is: 33.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    41.79 : 62.71 = 22.52 : x
  2. Step 2: Convert to fraction form
    41.79/62.71 = 22.52/x
  3. Step 3: Cross multiply
    41.79x = 62.71 × 22.52
  4. Step 4: Simplify right side
    41.79x = 1,412.23
  5. Step 5: Solve for x
    x = 1,412.23/41.79
  6. Step 6: Final answer
    x = 33.79

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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.