Home / 20,236.14-30,346.92-8,550.27

Finding the Fourth Proportional to 20,236.14, 30,346.92 and 8,550.27

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Solution

The fourth proportional to 20,236.14, 30,346.92 and 8,550.27 is: 12,822.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,236.14 : 30,346.92 = 8,550.27 : x
  2. Step 2: Convert to fraction form
    20,236.14/30,346.92 = 8,550.27/x
  3. Step 3: Cross multiply
    20,236.14x = 30,346.92 × 8,550.27
  4. Step 4: Simplify right side
    20,236.14x = 259,474,359.67
  5. Step 5: Solve for x
    x = 259,474,359.67/20,236.14
  6. Step 6: Final answer
    x = 12,822.32

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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.