Home / 25,169.90-34,733.72-13,839.41

Finding the Fourth Proportional to 25,169.90, 34,733.72 and 13,839.41

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Solution

The fourth proportional to 25,169.90, 34,733.72 and 13,839.41 is: 19,097.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,169.90 : 34,733.72 = 13,839.41 : x
  2. Step 2: Convert to fraction form
    25,169.90/34,733.72 = 13,839.41/x
  3. Step 3: Cross multiply
    25,169.90x = 34,733.72 × 13,839.41
  4. Step 4: Simplify right side
    25,169.90x = 480,693,949.04
  5. Step 5: Solve for x
    x = 480,693,949.04/25,169.90
  6. Step 6: Final answer
    x = 19,097.97

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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.