Home / 25,179.09-34,747.38-13,694.11

Finding the Fourth Proportional to 25,179.09, 34,747.38 and 13,694.11

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Solution

The fourth proportional to 25,179.09, 34,747.38 and 13,694.11 is: 18,898.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,179.09 : 34,747.38 = 13,694.11 : x
  2. Step 2: Convert to fraction form
    25,179.09/34,747.38 = 13,694.11/x
  3. Step 3: Cross multiply
    25,179.09x = 34,747.38 × 13,694.11
  4. Step 4: Simplify right side
    25,179.09x = 475,834,487.37
  5. Step 5: Solve for x
    x = 475,834,487.37/25,179.09
  6. Step 6: Final answer
    x = 18,898.00

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.