Home / 19,049.38-28,546.84-10,711.90

Finding the Fourth Proportional to 19,049.38, 28,546.84 and 10,711.90

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Solution

The fourth proportional to 19,049.38, 28,546.84 and 10,711.90 is: 16,052.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,049.38 : 28,546.84 = 10,711.90 : x
  2. Step 2: Convert to fraction form
    19,049.38/28,546.84 = 10,711.90/x
  3. Step 3: Cross multiply
    19,049.38x = 28,546.84 × 10,711.90
  4. Step 4: Simplify right side
    19,049.38x = 305,790,895.40
  5. Step 5: Solve for x
    x = 305,790,895.40/19,049.38
  6. Step 6: Final answer
    x = 16,052.54

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.