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Finding the Fourth Proportional to 45.82, 63.25 and 29.44

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Solution

The fourth proportional to 45.82, 63.25 and 29.44 is: 40.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    45.82 : 63.25 = 29.44 : x
  2. Step 2: Convert to fraction form
    45.82/63.25 = 29.44/x
  3. Step 3: Cross multiply
    45.82x = 63.25 × 29.44
  4. Step 4: Simplify right side
    45.82x = 1,862.08
  5. Step 5: Solve for x
    x = 1,862.08/45.82
  6. Step 6: Final answer
    x = 40.64

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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.