Home / 36,425.85-50,268.92-21,319.92

Finding the Fourth Proportional to 36,425.85, 50,268.92 and 21,319.92

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Solution

The fourth proportional to 36,425.85, 50,268.92 and 21,319.92 is: 29,422.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,425.85 : 50,268.92 = 21,319.92 : x
  2. Step 2: Convert to fraction form
    36,425.85/50,268.92 = 21,319.92/x
  3. Step 3: Cross multiply
    36,425.85x = 50,268.92 × 21,319.92
  4. Step 4: Simplify right side
    36,425.85x = 1,071,729,289.09
  5. Step 5: Solve for x
    x = 1,071,729,289.09/36,425.85
  6. Step 6: Final answer
    x = 29,422.22

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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.