Home / 18,033.88-27,049.92-6,347.20

Finding the Fourth Proportional to 18,033.88, 27,049.92 and 6,347.20

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Solution

The fourth proportional to 18,033.88, 27,049.92 and 6,347.20 is: 9,520.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,033.88 : 27,049.92 = 6,347.20 : x
  2. Step 2: Convert to fraction form
    18,033.88/27,049.92 = 6,347.20/x
  3. Step 3: Cross multiply
    18,033.88x = 27,049.92 × 6,347.20
  4. Step 4: Simplify right side
    18,033.88x = 171,691,252.22
  5. Step 5: Solve for x
    x = 171,691,252.22/18,033.88
  6. Step 6: Final answer
    x = 9,520.48

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1.5x scale

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.