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Finding the Fourth Proportional to 33.69, 50.49 and 16.56

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Solution

The fourth proportional to 33.69, 50.49 and 16.56 is: 24.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    33.69 : 50.49 = 16.56 : x
  2. Step 2: Convert to fraction form
    33.69/50.49 = 16.56/x
  3. Step 3: Cross multiply
    33.69x = 50.49 × 16.56
  4. Step 4: Simplify right side
    33.69x = 836.11
  5. Step 5: Solve for x
    x = 836.11/33.69
  6. Step 6: Final answer
    x = 24.82

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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.