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Finding the Fourth Proportional to 12,067.65, 16,652.52 and 8,088.12

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Solution

The fourth proportional to 12,067.65, 16,652.52 and 8,088.12 is: 11,161.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,067.65 : 16,652.52 = 8,088.12 : x
  2. Step 2: Convert to fraction form
    12,067.65/16,652.52 = 8,088.12/x
  3. Step 3: Cross multiply
    12,067.65x = 16,652.52 × 8,088.12
  4. Step 4: Simplify right side
    12,067.65x = 134,687,580.06
  5. Step 5: Solve for x
    x = 134,687,580.06/12,067.65
  6. Step 6: Final answer
    x = 11,161.04

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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.