Home / 17,921.44-26,843.28-8,668

Finding the Fourth Proportional to 17,921.44, 26,843.28 and 8,668

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Solution

The fourth proportional to 17,921.44, 26,843.28 and 8,668 is: 12,983.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,921.44 : 26,843.28 = 8,668 : x
  2. Step 2: Convert to fraction form
    17,921.44/26,843.28 = 8,668/x
  3. Step 3: Cross multiply
    17,921.44x = 26,843.28 × 8,668
  4. Step 4: Simplify right side
    17,921.44x = 232,677,551.04
  5. Step 5: Solve for x
    x = 232,677,551.04/17,921.44
  6. Step 6: Final answer
    x = 12,983.20

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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.