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Finding the Fourth Proportional to 29,876.87, 44,821.97 and 9,101.99

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Solution

The fourth proportional to 29,876.87, 44,821.97 and 9,101.99 is: 13,655.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,876.87 : 44,821.97 = 9,101.99 : x
  2. Step 2: Convert to fraction form
    29,876.87/44,821.97 = 9,101.99/x
  3. Step 3: Cross multiply
    29,876.87x = 44,821.97 × 9,101.99
  4. Step 4: Simplify right side
    29,876.87x = 407,969,122.72
  5. Step 5: Solve for x
    x = 407,969,122.72/29,876.87
  6. Step 6: Final answer
    x = 13,655.02

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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.