Home / 25,169.62-34,734.09-13,839.31

Finding the Fourth Proportional to 25,169.62, 34,734.09 and 13,839.31

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Solution

The fourth proportional to 25,169.62, 34,734.09 and 13,839.31 is: 19,098.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,169.62 : 34,734.09 = 13,839.31 : x
  2. Step 2: Convert to fraction form
    25,169.62/34,734.09 = 13,839.31/x
  3. Step 3: Cross multiply
    25,169.62x = 34,734.09 × 13,839.31
  4. Step 4: Simplify right side
    25,169.62x = 480,695,839.08
  5. Step 5: Solve for x
    x = 480,695,839.08/25,169.62
  6. Step 6: Final answer
    x = 19,098.26

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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.