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Finding the Fourth Proportional to 29,569.88, 44,341.44 and 8,505.09

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Solution

The fourth proportional to 29,569.88, 44,341.44 and 8,505.09 is: 12,753.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,569.88 : 44,341.44 = 8,505.09 : x
  2. Step 2: Convert to fraction form
    29,569.88/44,341.44 = 8,505.09/x
  3. Step 3: Cross multiply
    29,569.88x = 44,341.44 × 8,505.09
  4. Step 4: Simplify right side
    29,569.88x = 377,127,937.93
  5. Step 5: Solve for x
    x = 377,127,937.93/29,569.88
  6. Step 6: Final answer
    x = 12,753.79

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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.