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Finding the Fourth Proportional to 24.97, 37.46 and 18.19

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Solution

The fourth proportional to 24.97, 37.46 and 18.19 is: 27.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    24.97 : 37.46 = 18.19 : x
  2. Step 2: Convert to fraction form
    24.97/37.46 = 18.19/x
  3. Step 3: Cross multiply
    24.97x = 37.46 × 18.19
  4. Step 4: Simplify right side
    24.97x = 681.40
  5. Step 5: Solve for x
    x = 681.40/24.97
  6. Step 6: Final answer
    x = 27.29

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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.