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Finding the Fourth Proportional to 24.88, 34.17 and 22.18

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Solution

The fourth proportional to 24.88, 34.17 and 22.18 is: 30.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    24.88 : 34.17 = 22.18 : x
  2. Step 2: Convert to fraction form
    24.88/34.17 = 22.18/x
  3. Step 3: Cross multiply
    24.88x = 34.17 × 22.18
  4. Step 4: Simplify right side
    24.88x = 757.89
  5. Step 5: Solve for x
    x = 757.89/24.88
  6. Step 6: Final answer
    x = 30.46

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.