Home / 16,067.22-22,170.78-8,896.59

Finding the Fourth Proportional to 16,067.22, 22,170.78 and 8,896.59

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Solution

The fourth proportional to 16,067.22, 22,170.78 and 8,896.59 is: 12,276.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,067.22 : 22,170.78 = 8,896.59 : x
  2. Step 2: Convert to fraction form
    16,067.22/22,170.78 = 8,896.59/x
  3. Step 3: Cross multiply
    16,067.22x = 22,170.78 × 8,896.59
  4. Step 4: Simplify right side
    16,067.22x = 197,244,339.64
  5. Step 5: Solve for x
    x = 197,244,339.64/16,067.22
  6. Step 6: Final answer
    x = 12,276.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.