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Finding the Fourth Proportional to 29,791.44, 44,687.28 and 9,015.12

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Solution

The fourth proportional to 29,791.44, 44,687.28 and 9,015.12 is: 13,522.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,791.44 : 44,687.28 = 9,015.12 : x
  2. Step 2: Convert to fraction form
    29,791.44/44,687.28 = 9,015.12/x
  3. Step 3: Cross multiply
    29,791.44x = 44,687.28 × 9,015.12
  4. Step 4: Simplify right side
    29,791.44x = 402,861,191.67
  5. Step 5: Solve for x
    x = 402,861,191.67/29,791.44
  6. Step 6: Final answer
    x = 13,522.72

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1.5x scale

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.