Home / 18,067.97-27,096.33-6,378.44

Finding the Fourth Proportional to 18,067.97, 27,096.33 and 6,378.44

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Solution

The fourth proportional to 18,067.97, 27,096.33 and 6,378.44 is: 9,565.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,067.97 : 27,096.33 = 6,378.44 : x
  2. Step 2: Convert to fraction form
    18,067.97/27,096.33 = 6,378.44/x
  3. Step 3: Cross multiply
    18,067.97x = 27,096.33 × 6,378.44
  4. Step 4: Simplify right side
    18,067.97x = 172,832,315.13
  5. Step 5: Solve for x
    x = 172,832,315.13/18,067.97
  6. Step 6: Final answer
    x = 9,565.67

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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.