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Finding the Fourth Proportional to 29,044.11, 43,571.82 and 9,321.15

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Solution

The fourth proportional to 29,044.11, 43,571.82 and 9,321.15 is: 13,983.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,044.11 : 43,571.82 = 9,321.15 : x
  2. Step 2: Convert to fraction form
    29,044.11/43,571.82 = 9,321.15/x
  3. Step 3: Cross multiply
    29,044.11x = 43,571.82 × 9,321.15
  4. Step 4: Simplify right side
    29,044.11x = 406,139,469.99
  5. Step 5: Solve for x
    x = 406,139,469.99/29,044.11
  6. Step 6: Final answer
    x = 13,983.54

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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.