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Finding the Fourth Proportional to 62.81, 94.18 and 24.29

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Solution

The fourth proportional to 62.81, 94.18 and 24.29 is: 36.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    62.81 : 94.18 = 24.29 : x
  2. Step 2: Convert to fraction form
    62.81/94.18 = 24.29/x
  3. Step 3: Cross multiply
    62.81x = 94.18 × 24.29
  4. Step 4: Simplify right side
    62.81x = 2,287.63
  5. Step 5: Solve for x
    x = 2,287.63/62.81
  6. Step 6: Final answer
    x = 36.42

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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.