Home / 16,747.92-25,086.60-7,974

Finding the Fourth Proportional to 16,747.92, 25,086.60 and 7,974

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Solution

The fourth proportional to 16,747.92, 25,086.60 and 7,974 is: 11,944.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,747.92 : 25,086.60 = 7,974 : x
  2. Step 2: Convert to fraction form
    16,747.92/25,086.60 = 7,974/x
  3. Step 3: Cross multiply
    16,747.92x = 25,086.60 × 7,974
  4. Step 4: Simplify right side
    16,747.92x = 200,040,548.40
  5. Step 5: Solve for x
    x = 200,040,548.40/16,747.92
  6. Step 6: Final answer
    x = 11,944.20

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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.