Home / 18,067.46-27,104.22-6,220.76

Finding the Fourth Proportional to 18,067.46, 27,104.22 and 6,220.76

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Solution

The fourth proportional to 18,067.46, 27,104.22 and 6,220.76 is: 9,332.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,067.46 : 27,104.22 = 6,220.76 : x
  2. Step 2: Convert to fraction form
    18,067.46/27,104.22 = 6,220.76/x
  3. Step 3: Cross multiply
    18,067.46x = 27,104.22 × 6,220.76
  4. Step 4: Simplify right side
    18,067.46x = 168,608,712.09
  5. Step 5: Solve for x
    x = 168,608,712.09/18,067.46
  6. Step 6: Final answer
    x = 9,332.18

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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.