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Finding the Fourth Proportional to 28.82, 43.17 and 24.27

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Solution

The fourth proportional to 28.82, 43.17 and 24.27 is: 36.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    28.82 : 43.17 = 24.27 : x
  2. Step 2: Convert to fraction form
    28.82/43.17 = 24.27/x
  3. Step 3: Cross multiply
    28.82x = 43.17 × 24.27
  4. Step 4: Simplify right side
    28.82x = 1,047.48
  5. Step 5: Solve for x
    x = 1,047.48/28.82
  6. Step 6: Final answer
    x = 36.34

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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.