Home / 17,512.39-26,268.48-8,147.25

Finding the Fourth Proportional to 17,512.39, 26,268.48 and 8,147.25

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Solution

The fourth proportional to 17,512.39, 26,268.48 and 8,147.25 is: 12,220.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,512.39 : 26,268.48 = 8,147.25 : x
  2. Step 2: Convert to fraction form
    17,512.39/26,268.48 = 8,147.25/x
  3. Step 3: Cross multiply
    17,512.39x = 26,268.48 × 8,147.25
  4. Step 4: Simplify right side
    17,512.39x = 214,015,873.68
  5. Step 5: Solve for x
    x = 214,015,873.68/17,512.39
  6. Step 6: Final answer
    x = 12,220.83

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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.