Home / 36,380.97-50,205.24-20,465.40

Finding the Fourth Proportional to 36,380.97, 50,205.24 and 20,465.40

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Solution

The fourth proportional to 36,380.97, 50,205.24 and 20,465.40 is: 28,241.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,380.97 : 50,205.24 = 20,465.40 : x
  2. Step 2: Convert to fraction form
    36,380.97/50,205.24 = 20,465.40/x
  3. Step 3: Cross multiply
    36,380.97x = 50,205.24 × 20,465.40
  4. Step 4: Simplify right side
    36,380.97x = 1,027,470,318.70
  5. Step 5: Solve for x
    x = 1,027,470,318.70/36,380.97
  6. Step 6: Final answer
    x = 28,241.97

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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.