Home / 16,072.38-22,179.89-8,998.95

Finding the Fourth Proportional to 16,072.38, 22,179.89 and 8,998.95

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Solution

The fourth proportional to 16,072.38, 22,179.89 and 8,998.95 is: 12,418.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,072.38 : 22,179.89 = 8,998.95 : x
  2. Step 2: Convert to fraction form
    16,072.38/22,179.89 = 8,998.95/x
  3. Step 3: Cross multiply
    16,072.38x = 22,179.89 × 8,998.95
  4. Step 4: Simplify right side
    16,072.38x = 199,595,721.12
  5. Step 5: Solve for x
    x = 199,595,721.12/16,072.38
  6. Step 6: Final answer
    x = 12,418.55

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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.