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Finding the Fourth Proportional to 29.83, 44.76 and 16.31

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Solution

The fourth proportional to 29.83, 44.76 and 16.31 is: 24.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    29.83 : 44.76 = 16.31 : x
  2. Step 2: Convert to fraction form
    29.83/44.76 = 16.31/x
  3. Step 3: Cross multiply
    29.83x = 44.76 × 16.31
  4. Step 4: Simplify right side
    29.83x = 729.73
  5. Step 5: Solve for x
    x = 729.73/29.83
  6. Step 6: Final answer
    x = 24.46

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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.