Home / 21,850.75-32,781.39-6,268.24

Finding the Fourth Proportional to 21,850.75, 32,781.39 and 6,268.24

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Solution

The fourth proportional to 21,850.75, 32,781.39 and 6,268.24 is: 9,403.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,850.75 : 32,781.39 = 6,268.24 : x
  2. Step 2: Convert to fraction form
    21,850.75/32,781.39 = 6,268.24/x
  3. Step 3: Cross multiply
    21,850.75x = 32,781.39 × 6,268.24
  4. Step 4: Simplify right side
    21,850.75x = 205,481,620.05
  5. Step 5: Solve for x
    x = 205,481,620.05/21,850.75
  6. Step 6: Final answer
    x = 9,403.87

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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.