Home / 16,480.55-22,737.42-9,309.56

Finding the Fourth Proportional to 16,480.55, 22,737.42 and 9,309.56

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Solution

The fourth proportional to 16,480.55, 22,737.42 and 9,309.56 is: 12,843.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,480.55 : 22,737.42 = 9,309.56 : x
  2. Step 2: Convert to fraction form
    16,480.55/22,737.42 = 9,309.56/x
  3. Step 3: Cross multiply
    16,480.55x = 22,737.42 × 9,309.56
  4. Step 4: Simplify right side
    16,480.55x = 211,675,262.05
  5. Step 5: Solve for x
    x = 211,675,262.05/16,480.55
  6. Step 6: Final answer
    x = 12,843.95

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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.