Home / 16,863.33-23,272.68-9,311.12

Finding the Fourth Proportional to 16,863.33, 23,272.68 and 9,311.12

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Solution

The fourth proportional to 16,863.33, 23,272.68 and 9,311.12 is: 12,850.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,863.33 : 23,272.68 = 9,311.12 : x
  2. Step 2: Convert to fraction form
    16,863.33/23,272.68 = 9,311.12/x
  3. Step 3: Cross multiply
    16,863.33x = 23,272.68 × 9,311.12
  4. Step 4: Simplify right side
    16,863.33x = 216,694,716.20
  5. Step 5: Solve for x
    x = 216,694,716.20/16,863.33
  6. Step 6: Final answer
    x = 12,850.05

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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.