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Finding the Fourth Proportional to 37.98, 56.93 and 29.39

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Solution

The fourth proportional to 37.98, 56.93 and 29.39 is: 44.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    37.98 : 56.93 = 29.39 : x
  2. Step 2: Convert to fraction form
    37.98/56.93 = 29.39/x
  3. Step 3: Cross multiply
    37.98x = 56.93 × 29.39
  4. Step 4: Simplify right side
    37.98x = 1,672.74
  5. Step 5: Solve for x
    x = 1,672.74/37.98
  6. Step 6: Final answer
    x = 44.04

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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.