Home / 36,399.15-50,230.79-20,483.61

Finding the Fourth Proportional to 36,399.15, 50,230.79 and 20,483.61

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Solution

The fourth proportional to 36,399.15, 50,230.79 and 20,483.61 is: 28,267.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,399.15 : 50,230.79 = 20,483.61 : x
  2. Step 2: Convert to fraction form
    36,399.15/50,230.79 = 20,483.61/x
  3. Step 3: Cross multiply
    36,399.15x = 50,230.79 × 20,483.61
  4. Step 4: Simplify right side
    36,399.15x = 1,028,907,912.35
  5. Step 5: Solve for x
    x = 1,028,907,912.35/36,399.15
  6. Step 6: Final answer
    x = 28,267.36

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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.