Home / 17,839.52-26,763.38-5,359.78

Finding the Fourth Proportional to 17,839.52, 26,763.38 and 5,359.78

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Solution

The fourth proportional to 17,839.52, 26,763.38 and 5,359.78 is: 8,040.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,839.52 : 26,763.38 = 5,359.78 : x
  2. Step 2: Convert to fraction form
    17,839.52/26,763.38 = 5,359.78/x
  3. Step 3: Cross multiply
    17,839.52x = 26,763.38 × 5,359.78
  4. Step 4: Simplify right side
    17,839.52x = 143,445,855.61
  5. Step 5: Solve for x
    x = 143,445,855.61/17,839.52
  6. Step 6: Final answer
    x = 8,040.90

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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.