Home / 36,226.20-49,994.22-20,309.88

Finding the Fourth Proportional to 36,226.20, 49,994.22 and 20,309.88

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Solution

The fourth proportional to 36,226.20, 49,994.22 and 20,309.88 is: 28,028.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,226.20 : 49,994.22 = 20,309.88 : x
  2. Step 2: Convert to fraction form
    36,226.20/49,994.22 = 20,309.88/x
  3. Step 3: Cross multiply
    36,226.20x = 49,994.22 × 20,309.88
  4. Step 4: Simplify right side
    36,226.20x = 1,015,376,608.89
  5. Step 5: Solve for x
    x = 1,015,376,608.89/36,226.20
  6. Step 6: Final answer
    x = 28,028.79

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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.