Home / 16,463.75-22,711.87-11,160.23

Finding the Fourth Proportional to 16,463.75, 22,711.87 and 11,160.23

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Solution

The fourth proportional to 16,463.75, 22,711.87 and 11,160.23 is: 15,395.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,463.75 : 22,711.87 = 11,160.23 : x
  2. Step 2: Convert to fraction form
    16,463.75/22,711.87 = 11,160.23/x
  3. Step 3: Cross multiply
    16,463.75x = 22,711.87 × 11,160.23
  4. Step 4: Simplify right side
    16,463.75x = 253,469,692.93
  5. Step 5: Solve for x
    x = 253,469,692.93/16,463.75
  6. Step 6: Final answer
    x = 15,395.62

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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.