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Finding the Fourth Proportional to 44.03, 65.96 and 38.25

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Solution

The fourth proportional to 44.03, 65.96 and 38.25 is: 57.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    44.03 : 65.96 = 38.25 : x
  2. Step 2: Convert to fraction form
    44.03/65.96 = 38.25/x
  3. Step 3: Cross multiply
    44.03x = 65.96 × 38.25
  4. Step 4: Simplify right side
    44.03x = 2,522.78
  5. Step 5: Solve for x
    x = 2,522.78/44.03
  6. Step 6: Final answer
    x = 57.30

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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.