Home / 11,998.38-17,975.67-8,843.64

Finding the Fourth Proportional to 11,998.38, 17,975.67 and 8,843.64

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Solution

The fourth proportional to 11,998.38, 17,975.67 and 8,843.64 is: 13,249.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,998.38 : 17,975.67 = 8,843.64 : x
  2. Step 2: Convert to fraction form
    11,998.38/17,975.67 = 8,843.64/x
  3. Step 3: Cross multiply
    11,998.38x = 17,975.67 × 8,843.64
  4. Step 4: Simplify right side
    11,998.38x = 158,970,354.24
  5. Step 5: Solve for x
    x = 158,970,354.24/11,998.38
  6. Step 6: Final answer
    x = 13,249.32

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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.