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Finding the Fourth Proportional to 44.82, 67.24 and 14.39

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Solution

The fourth proportional to 44.82, 67.24 and 14.39 is: 21.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    44.82 : 67.24 = 14.39 : x
  2. Step 2: Convert to fraction form
    44.82/67.24 = 14.39/x
  3. Step 3: Cross multiply
    44.82x = 67.24 × 14.39
  4. Step 4: Simplify right side
    44.82x = 967.58
  5. Step 5: Solve for x
    x = 967.58/44.82
  6. Step 6: Final answer
    x = 21.59

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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.