Home / 36,234.16-50,003.13-20,318.56

Finding the Fourth Proportional to 36,234.16, 50,003.13 and 20,318.56

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Solution

The fourth proportional to 36,234.16, 50,003.13 and 20,318.56 is: 28,039.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,234.16 : 50,003.13 = 20,318.56 : x
  2. Step 2: Convert to fraction form
    36,234.16/50,003.13 = 20,318.56/x
  3. Step 3: Cross multiply
    36,234.16x = 50,003.13 × 20,318.56
  4. Step 4: Simplify right side
    36,234.16x = 1,015,991,597.09
  5. Step 5: Solve for x
    x = 1,015,991,597.09/36,234.16
  6. Step 6: Final answer
    x = 28,039.61

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.