Home / 16,086.82-22,198.68-8,916.66

Finding the Fourth Proportional to 16,086.82, 22,198.68 and 8,916.66

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Solution

The fourth proportional to 16,086.82, 22,198.68 and 8,916.66 is: 12,304.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,086.82 : 22,198.68 = 8,916.66 : x
  2. Step 2: Convert to fraction form
    16,086.82/22,198.68 = 8,916.66/x
  3. Step 3: Cross multiply
    16,086.82x = 22,198.68 × 8,916.66
  4. Step 4: Simplify right side
    16,086.82x = 197,938,082.01
  5. Step 5: Solve for x
    x = 197,938,082.01/16,086.82
  6. Step 6: Final answer
    x = 12,304.36

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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.