Home / 36,396.30-50,226.57-20,480.43

Finding the Fourth Proportional to 36,396.30, 50,226.57 and 20,480.43

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Solution

The fourth proportional to 36,396.30, 50,226.57 and 20,480.43 is: 28,262.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,396.30 : 50,226.57 = 20,480.43 : x
  2. Step 2: Convert to fraction form
    36,396.30/50,226.57 = 20,480.43/x
  3. Step 3: Cross multiply
    36,396.30x = 50,226.57 × 20,480.43
  4. Step 4: Simplify right side
    36,396.30x = 1,028,661,751.03
  5. Step 5: Solve for x
    x = 1,028,661,751.03/36,396.30
  6. Step 6: Final answer
    x = 28,262.81

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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.