Home / 13,863.24-20,791.62-6,836.04

Finding the Fourth Proportional to 13,863.24, 20,791.62 and 6,836.04

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Solution

The fourth proportional to 13,863.24, 20,791.62 and 6,836.04 is: 10,252.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,863.24 : 20,791.62 = 6,836.04 : x
  2. Step 2: Convert to fraction form
    13,863.24/20,791.62 = 6,836.04/x
  3. Step 3: Cross multiply
    13,863.24x = 20,791.62 × 6,836.04
  4. Step 4: Simplify right side
    13,863.24x = 142,132,345.98
  5. Step 5: Solve for x
    x = 142,132,345.98/13,863.24
  6. Step 6: Final answer
    x = 10,252.46

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1.5x scale

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.