Home / 36,378.24-50,201.61-20,245.28

Finding the Fourth Proportional to 36,378.24, 50,201.61 and 20,245.28

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Solution

The fourth proportional to 36,378.24, 50,201.61 and 20,245.28 is: 27,938.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,378.24 : 50,201.61 = 20,245.28 : x
  2. Step 2: Convert to fraction form
    36,378.24/50,201.61 = 20,245.28/x
  3. Step 3: Cross multiply
    36,378.24x = 50,201.61 × 20,245.28
  4. Step 4: Simplify right side
    36,378.24x = 1,016,345,399.89
  5. Step 5: Solve for x
    x = 1,016,345,399.89/36,378.24
  6. Step 6: Final answer
    x = 27,938.28

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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.