Home / 36,454.12-50,306.52-20,321.22

Finding the Fourth Proportional to 36,454.12, 50,306.52 and 20,321.22

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Solution

The fourth proportional to 36,454.12, 50,306.52 and 20,321.22 is: 28,043.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,454.12 : 50,306.52 = 20,321.22 : x
  2. Step 2: Convert to fraction form
    36,454.12/50,306.52 = 20,321.22/x
  3. Step 3: Cross multiply
    36,454.12x = 50,306.52 × 20,321.22
  4. Step 4: Simplify right side
    36,454.12x = 1,022,289,608.82
  5. Step 5: Solve for x
    x = 1,022,289,608.82/36,454.12
  6. Step 6: Final answer
    x = 28,043.18

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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.