Home / 17,837.97-26,757.22-8,478.95

Finding the Fourth Proportional to 17,837.97, 26,757.22 and 8,478.95

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Solution

The fourth proportional to 17,837.97, 26,757.22 and 8,478.95 is: 12,718.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,837.97 : 26,757.22 = 8,478.95 : x
  2. Step 2: Convert to fraction form
    17,837.97/26,757.22 = 8,478.95/x
  3. Step 3: Cross multiply
    17,837.97x = 26,757.22 × 8,478.95
  4. Step 4: Simplify right side
    17,837.97x = 226,873,130.52
  5. Step 5: Solve for x
    x = 226,873,130.52/17,837.97
  6. Step 6: Final answer
    x = 12,718.55

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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.