Home / 15,757.92-23,620.20-7,950.24

Finding the Fourth Proportional to 15,757.92, 23,620.20 and 7,950.24

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Solution

The fourth proportional to 15,757.92, 23,620.20 and 7,950.24 is: 11,916.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,757.92 : 23,620.20 = 7,950.24 : x
  2. Step 2: Convert to fraction form
    15,757.92/23,620.20 = 7,950.24/x
  3. Step 3: Cross multiply
    15,757.92x = 23,620.20 × 7,950.24
  4. Step 4: Simplify right side
    15,757.92x = 187,786,258.85
  5. Step 5: Solve for x
    x = 187,786,258.85/15,757.92
  6. Step 6: Final answer
    x = 11,916.94

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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.