Home / 18,023.52-27,026.36-5,540.56

Finding the Fourth Proportional to 18,023.52, 27,026.36 and 5,540.56

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Solution

The fourth proportional to 18,023.52, 27,026.36 and 5,540.56 is: 8,308.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,023.52 : 27,026.36 = 5,540.56 : x
  2. Step 2: Convert to fraction form
    18,023.52/27,026.36 = 5,540.56/x
  3. Step 3: Cross multiply
    18,023.52x = 27,026.36 × 5,540.56
  4. Step 4: Simplify right side
    18,023.52x = 149,741,169.16
  5. Step 5: Solve for x
    x = 149,741,169.16/18,023.52
  6. Step 6: Final answer
    x = 8,308.10

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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.