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Finding the Fourth Proportional to 16,620.77, 22,936.92 and 9,067.10

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Solution

The fourth proportional to 16,620.77, 22,936.92 and 9,067.10 is: 12,512.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,620.77 : 22,936.92 = 9,067.10 : x
  2. Step 2: Convert to fraction form
    16,620.77/22,936.92 = 9,067.10/x
  3. Step 3: Cross multiply
    16,620.77x = 22,936.92 × 9,067.10
  4. Step 4: Simplify right side
    16,620.77x = 207,971,232.65
  5. Step 5: Solve for x
    x = 207,971,232.65/16,620.77
  6. Step 6: Final answer
    x = 12,512.74

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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.