Home / 20,843.27-31,268.17-6,800.06

Finding the Fourth Proportional to 20,843.27, 31,268.17 and 6,800.06

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Solution

The fourth proportional to 20,843.27, 31,268.17 and 6,800.06 is: 10,201.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,843.27 : 31,268.17 = 6,800.06 : x
  2. Step 2: Convert to fraction form
    20,843.27/31,268.17 = 6,800.06/x
  3. Step 3: Cross multiply
    20,843.27x = 31,268.17 × 6,800.06
  4. Step 4: Simplify right side
    20,843.27x = 212,625,258.75
  5. Step 5: Solve for x
    x = 212,625,258.75/20,843.27
  6. Step 6: Final answer
    x = 10,201.15

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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.