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Finding the Fourth Proportional to 33.62, 46.41 and 32.15

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Solution

The fourth proportional to 33.62, 46.41 and 32.15 is: 44.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    33.62 : 46.41 = 32.15 : x
  2. Step 2: Convert to fraction form
    33.62/46.41 = 32.15/x
  3. Step 3: Cross multiply
    33.62x = 46.41 × 32.15
  4. Step 4: Simplify right side
    33.62x = 1,491.69
  5. Step 5: Solve for x
    x = 1,491.69/33.62
  6. Step 6: Final answer
    x = 44.38

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.