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Finding the Fourth Proportional to 29,668.91, 44,503.36 and 8,892.41

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Solution

The fourth proportional to 29,668.91, 44,503.36 and 8,892.41 is: 13,338.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,668.91 : 44,503.36 = 8,892.41 : x
  2. Step 2: Convert to fraction form
    29,668.91/44,503.36 = 8,892.41/x
  3. Step 3: Cross multiply
    29,668.91x = 44,503.36 × 8,892.41
  4. Step 4: Simplify right side
    29,668.91x = 395,741,866.24
  5. Step 5: Solve for x
    x = 395,741,866.24/29,668.91
  6. Step 6: Final answer
    x = 13,338.61

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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.