Home / 36,464.58-50,320.82-20,331.71

Finding the Fourth Proportional to 36,464.58, 50,320.82 and 20,331.71

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Solution

The fourth proportional to 36,464.58, 50,320.82 and 20,331.71 is: 28,057.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,464.58 : 50,320.82 = 20,331.71 : x
  2. Step 2: Convert to fraction form
    36,464.58/50,320.82 = 20,331.71/x
  3. Step 3: Cross multiply
    36,464.58x = 50,320.82 × 20,331.71
  4. Step 4: Simplify right side
    36,464.58x = 1,023,107,965.94
  5. Step 5: Solve for x
    x = 1,023,107,965.94/36,464.58
  6. Step 6: Final answer
    x = 28,057.58

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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.