Home / 20,227.92-30,329.20-6,183.28

Finding the Fourth Proportional to 20,227.92, 30,329.20 and 6,183.28

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Solution

The fourth proportional to 20,227.92, 30,329.20 and 6,183.28 is: 9,271.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,227.92 : 30,329.20 = 6,183.28 : x
  2. Step 2: Convert to fraction form
    20,227.92/30,329.20 = 6,183.28/x
  3. Step 3: Cross multiply
    20,227.92x = 30,329.20 × 6,183.28
  4. Step 4: Simplify right side
    20,227.92x = 187,533,753.21
  5. Step 5: Solve for x
    x = 187,533,753.21/20,227.92
  6. Step 6: Final answer
    x = 9,271.03

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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.