Home / 33,568.31-50,319.62-13,863.47

Finding the Fourth Proportional to 33,568.31, 50,319.62 and 13,863.47

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Solution

The fourth proportional to 33,568.31, 50,319.62 and 13,863.47 is: 20,781.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,568.31 : 50,319.62 = 13,863.47 : x
  2. Step 2: Convert to fraction form
    33,568.31/50,319.62 = 13,863.47/x
  3. Step 3: Cross multiply
    33,568.31x = 50,319.62 × 13,863.47
  4. Step 4: Simplify right side
    33,568.31x = 697,604,542.28
  5. Step 5: Solve for x
    x = 697,604,542.28/33,568.31
  6. Step 6: Final answer
    x = 20,781.64

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.