Home / 16,072.22-22,179.66-8,998.68

Finding the Fourth Proportional to 16,072.22, 22,179.66 and 8,998.68

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Solution

The fourth proportional to 16,072.22, 22,179.66 and 8,998.68 is: 12,418.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,072.22 : 22,179.66 = 8,998.68 : x
  2. Step 2: Convert to fraction form
    16,072.22/22,179.66 = 8,998.68/x
  3. Step 3: Cross multiply
    16,072.22x = 22,179.66 × 8,998.68
  4. Step 4: Simplify right side
    16,072.22x = 199,587,662.85
  5. Step 5: Solve for x
    x = 199,587,662.85/16,072.22
  6. Step 6: Final answer
    x = 12,418.18

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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.