Home / 36,453.87-50,306.18-20,320.97

Finding the Fourth Proportional to 36,453.87, 50,306.18 and 20,320.97

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Solution

The fourth proportional to 36,453.87, 50,306.18 and 20,320.97 is: 28,042.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,453.87 : 50,306.18 = 20,320.97 : x
  2. Step 2: Convert to fraction form
    36,453.87/50,306.18 = 20,320.97/x
  3. Step 3: Cross multiply
    36,453.87x = 50,306.18 × 20,320.97
  4. Step 4: Simplify right side
    36,453.87x = 1,022,270,021.46
  5. Step 5: Solve for x
    x = 1,022,270,021.46/36,453.87
  6. Step 6: Final answer
    x = 28,042.84

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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.