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Finding the Fourth Proportional to 43.75, 60.27 and 32.82

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Solution

The fourth proportional to 43.75, 60.27 and 32.82 is: 45.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    43.75 : 60.27 = 32.82 : x
  2. Step 2: Convert to fraction form
    43.75/60.27 = 32.82/x
  3. Step 3: Cross multiply
    43.75x = 60.27 × 32.82
  4. Step 4: Simplify right side
    43.75x = 1,977.90
  5. Step 5: Solve for x
    x = 1,977.90/43.75
  6. Step 6: Final answer
    x = 45.21

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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.