Home / 36,439.59-50,286.92-20,522.55

Finding the Fourth Proportional to 36,439.59, 50,286.92 and 20,522.55

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Solution

The fourth proportional to 36,439.59, 50,286.92 and 20,522.55 is: 28,321.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,439.59 : 50,286.92 = 20,522.55 : x
  2. Step 2: Convert to fraction form
    36,439.59/50,286.92 = 20,522.55/x
  3. Step 3: Cross multiply
    36,439.59x = 50,286.92 × 20,522.55
  4. Step 4: Simplify right side
    36,439.59x = 1,032,015,727.43
  5. Step 5: Solve for x
    x = 1,032,015,727.43/36,439.59
  6. Step 6: Final answer
    x = 28,321.28

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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.