Home / 16,874.67-23,286.57-9,320.85

Finding the Fourth Proportional to 16,874.67, 23,286.57 and 9,320.85

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Solution

The fourth proportional to 16,874.67, 23,286.57 and 9,320.85 is: 12,862.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,874.67 : 23,286.57 = 9,320.85 : x
  2. Step 2: Convert to fraction form
    16,874.67/23,286.57 = 9,320.85/x
  3. Step 3: Cross multiply
    16,874.67x = 23,286.57 × 9,320.85
  4. Step 4: Simplify right side
    16,874.67x = 217,050,625.98
  5. Step 5: Solve for x
    x = 217,050,625.98/16,874.67
  6. Step 6: Final answer
    x = 12,862.51

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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.