Home / 36,226.88-49,994.08-20,311.04

Finding the Fourth Proportional to 36,226.88, 49,994.08 and 20,311.04

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Solution

The fourth proportional to 36,226.88, 49,994.08 and 20,311.04 is: 28,029.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,226.88 : 49,994.08 = 20,311.04 : x
  2. Step 2: Convert to fraction form
    36,226.88/49,994.08 = 20,311.04/x
  3. Step 3: Cross multiply
    36,226.88x = 49,994.08 × 20,311.04
  4. Step 4: Simplify right side
    36,226.88x = 1,015,431,758.64
  5. Step 5: Solve for x
    x = 1,015,431,758.64/36,226.88
  6. Step 6: Final answer
    x = 28,029.79

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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.