Home / 14,729.87-22,131.71-13,844.13

Finding the Fourth Proportional to 14,729.87, 22,131.71 and 13,844.13

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Solution

The fourth proportional to 14,729.87, 22,131.71 and 13,844.13 is: 20,800.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,729.87 : 22,131.71 = 13,844.13 : x
  2. Step 2: Convert to fraction form
    14,729.87/22,131.71 = 13,844.13/x
  3. Step 3: Cross multiply
    14,729.87x = 22,131.71 × 13,844.13
  4. Step 4: Simplify right side
    14,729.87x = 306,394,201.14
  5. Step 5: Solve for x
    x = 306,394,201.14/14,729.87
  6. Step 6: Final answer
    x = 20,800.88

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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.