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Finding the Fourth Proportional to 44.82, 67.13 and 29.58

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Solution

The fourth proportional to 44.82, 67.13 and 29.58 is: 44.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    44.82 : 67.13 = 29.58 : x
  2. Step 2: Convert to fraction form
    44.82/67.13 = 29.58/x
  3. Step 3: Cross multiply
    44.82x = 67.13 × 29.58
  4. Step 4: Simplify right side
    44.82x = 1,985.79
  5. Step 5: Solve for x
    x = 1,985.79/44.82
  6. Step 6: Final answer
    x = 44.31

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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.