Home / 18,067.09-27,103.19-5,588.21

Finding the Fourth Proportional to 18,067.09, 27,103.19 and 5,588.21

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Solution

The fourth proportional to 18,067.09, 27,103.19 and 5,588.21 is: 8,383.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,067.09 : 27,103.19 = 5,588.21 : x
  2. Step 2: Convert to fraction form
    18,067.09/27,103.19 = 5,588.21/x
  3. Step 3: Cross multiply
    18,067.09x = 27,103.19 × 5,588.21
  4. Step 4: Simplify right side
    18,067.09x = 151,458,317.39
  5. Step 5: Solve for x
    x = 151,458,317.39/18,067.09
  6. Step 6: Final answer
    x = 8,383.11

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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.