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Finding the Fourth Proportional to 43.26, 59.67 and 29.44

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Solution

The fourth proportional to 43.26, 59.67 and 29.44 is: 40.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    43.26 : 59.67 = 29.44 : x
  2. Step 2: Convert to fraction form
    43.26/59.67 = 29.44/x
  3. Step 3: Cross multiply
    43.26x = 59.67 × 29.44
  4. Step 4: Simplify right side
    43.26x = 1,756.68
  5. Step 5: Solve for x
    x = 1,756.68/43.26
  6. Step 6: Final answer
    x = 40.61

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.