Home / 16,781.11-23,158.01-9,227.92

Finding the Fourth Proportional to 16,781.11, 23,158.01 and 9,227.92

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Solution

The fourth proportional to 16,781.11, 23,158.01 and 9,227.92 is: 12,734.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,781.11 : 23,158.01 = 9,227.92 : x
  2. Step 2: Convert to fraction form
    16,781.11/23,158.01 = 9,227.92/x
  3. Step 3: Cross multiply
    16,781.11x = 23,158.01 × 9,227.92
  4. Step 4: Simplify right side
    16,781.11x = 213,700,341.78
  5. Step 5: Solve for x
    x = 213,700,341.78/16,781.11
  6. Step 6: Final answer
    x = 12,734.58

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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.