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Finding the Fourth Proportional to 29.45, 44.13 and 16.58

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Solution

The fourth proportional to 29.45, 44.13 and 16.58 is: 24.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    29.45 : 44.13 = 16.58 : x
  2. Step 2: Convert to fraction form
    29.45/44.13 = 16.58/x
  3. Step 3: Cross multiply
    29.45x = 44.13 × 16.58
  4. Step 4: Simplify right side
    29.45x = 731.85
  5. Step 5: Solve for x
    x = 731.85/29.45
  6. Step 6: Final answer
    x = 24.85

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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.