Home / 11,550.20-17,326.40-3,230.22

Finding the Fourth Proportional to 11,550.20, 17,326.40 and 3,230.22

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Solution

The fourth proportional to 11,550.20, 17,326.40 and 3,230.22 is: 4,845.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,550.20 : 17,326.40 = 3,230.22 : x
  2. Step 2: Convert to fraction form
    11,550.20/17,326.40 = 3,230.22/x
  3. Step 3: Cross multiply
    11,550.20x = 17,326.40 × 3,230.22
  4. Step 4: Simplify right side
    11,550.20x = 55,968,067.66
  5. Step 5: Solve for x
    x = 55,968,067.66/11,550.20
  6. Step 6: Final answer
    x = 4,845.64

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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.