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Finding the Fourth Proportional to 34.01, 50.99 and 13.73

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Solution

The fourth proportional to 34.01, 50.99 and 13.73 is: 20.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    34.01 : 50.99 = 13.73 : x
  2. Step 2: Convert to fraction form
    34.01/50.99 = 13.73/x
  3. Step 3: Cross multiply
    34.01x = 50.99 × 13.73
  4. Step 4: Simplify right side
    34.01x = 699.77
  5. Step 5: Solve for x
    x = 699.77/34.01
  6. Step 6: Final answer
    x = 20.58

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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.