Home / 36,391.26-50,216.19-20,474.40

Finding the Fourth Proportional to 36,391.26, 50,216.19 and 20,474.40

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Solution

The fourth proportional to 36,391.26, 50,216.19 and 20,474.40 is: 28,252.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,391.26 : 50,216.19 = 20,474.40 : x
  2. Step 2: Convert to fraction form
    36,391.26/50,216.19 = 20,474.40/x
  3. Step 3: Cross multiply
    36,391.26x = 50,216.19 × 20,474.40
  4. Step 4: Simplify right side
    36,391.26x = 1,028,146,360.54
  5. Step 5: Solve for x
    x = 1,028,146,360.54/36,391.26
  6. Step 6: Final answer
    x = 28,252.56

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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.