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Finding the Fourth Proportional to 29,250.48, 43,877.22 and 8,190.48

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Solution

The fourth proportional to 29,250.48, 43,877.22 and 8,190.48 is: 12,286.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,250.48 : 43,877.22 = 8,190.48 : x
  2. Step 2: Convert to fraction form
    29,250.48/43,877.22 = 8,190.48/x
  3. Step 3: Cross multiply
    29,250.48x = 43,877.22 × 8,190.48
  4. Step 4: Simplify right side
    29,250.48x = 359,375,492.87
  5. Step 5: Solve for x
    x = 359,375,492.87/29,250.48
  6. Step 6: Final answer
    x = 12,286.14

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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.