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Finding the Fourth Proportional to 24.29, 36.18 and 24.02

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Solution

The fourth proportional to 24.29, 36.18 and 24.02 is: 35.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    24.29 : 36.18 = 24.02 : x
  2. Step 2: Convert to fraction form
    24.29/36.18 = 24.02/x
  3. Step 3: Cross multiply
    24.29x = 36.18 × 24.02
  4. Step 4: Simplify right side
    24.29x = 869.04
  5. Step 5: Solve for x
    x = 869.04/24.29
  6. Step 6: Final answer
    x = 35.78

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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.