Home / 36,578.20-50,472.88-20,443.80

Finding the Fourth Proportional to 36,578.20, 50,472.88 and 20,443.80

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Solution

The fourth proportional to 36,578.20, 50,472.88 and 20,443.80 is: 28,209.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,578.20 : 50,472.88 = 20,443.80 : x
  2. Step 2: Convert to fraction form
    36,578.20/50,472.88 = 20,443.80/x
  3. Step 3: Cross multiply
    36,578.20x = 50,472.88 × 20,443.80
  4. Step 4: Simplify right side
    36,578.20x = 1,031,857,464.14
  5. Step 5: Solve for x
    x = 1,031,857,464.14/36,578.20
  6. Step 6: Final answer
    x = 28,209.63

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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.