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Finding the Fourth Proportional to 41.56, 62 and 39.32

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Solution

The fourth proportional to 41.56, 62 and 39.32 is: 58.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    41.56 : 62 = 39.32 : x
  2. Step 2: Convert to fraction form
    41.56/62 = 39.32/x
  3. Step 3: Cross multiply
    41.56x = 62 × 39.32
  4. Step 4: Simplify right side
    41.56x = 2,437.84
  5. Step 5: Solve for x
    x = 2,437.84/41.56
  6. Step 6: Final answer
    x = 58.66

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.