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Finding the Fourth Proportional to 33.01, 49.38 and 23.92

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Solution

The fourth proportional to 33.01, 49.38 and 23.92 is: 35.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    33.01 : 49.38 = 23.92 : x
  2. Step 2: Convert to fraction form
    33.01/49.38 = 23.92/x
  3. Step 3: Cross multiply
    33.01x = 49.38 × 23.92
  4. Step 4: Simplify right side
    33.01x = 1,181.17
  5. Step 5: Solve for x
    x = 1,181.17/33.01
  6. Step 6: Final answer
    x = 35.78

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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.