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Finding the Fourth Proportional to 33.67, 50.52 and 17.43

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Solution

The fourth proportional to 33.67, 50.52 and 17.43 is: 26.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    33.67 : 50.52 = 17.43 : x
  2. Step 2: Convert to fraction form
    33.67/50.52 = 17.43/x
  3. Step 3: Cross multiply
    33.67x = 50.52 × 17.43
  4. Step 4: Simplify right side
    33.67x = 880.56
  5. Step 5: Solve for x
    x = 880.56/33.67
  6. Step 6: Final answer
    x = 26.15

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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.