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Finding the Fourth Proportional to 33.71, 50.60 and 15.68

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Solution

The fourth proportional to 33.71, 50.60 and 15.68 is: 23.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    33.71 : 50.60 = 15.68 : x
  2. Step 2: Convert to fraction form
    33.71/50.60 = 15.68/x
  3. Step 3: Cross multiply
    33.71x = 50.60 × 15.68
  4. Step 4: Simplify right side
    33.71x = 793.57
  5. Step 5: Solve for x
    x = 793.57/33.71
  6. Step 6: Final answer
    x = 23.54

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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.