Home / 20,183.24-30,279.72-6,332.24

Finding the Fourth Proportional to 20,183.24, 30,279.72 and 6,332.24

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Solution

The fourth proportional to 20,183.24, 30,279.72 and 6,332.24 is: 9,499.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,183.24 : 30,279.72 = 6,332.24 : x
  2. Step 2: Convert to fraction form
    20,183.24/30,279.72 = 6,332.24/x
  3. Step 3: Cross multiply
    20,183.24x = 30,279.72 × 6,332.24
  4. Step 4: Simplify right side
    20,183.24x = 191,738,454.17
  5. Step 5: Solve for x
    x = 191,738,454.17/20,183.24
  6. Step 6: Final answer
    x = 9,499.88

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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.