Home / 18,067.47-27,103.75-5,588.58

Finding the Fourth Proportional to 18,067.47, 27,103.75 and 5,588.58

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Solution

The fourth proportional to 18,067.47, 27,103.75 and 5,588.58 is: 8,383.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,067.47 : 27,103.75 = 5,588.58 : x
  2. Step 2: Convert to fraction form
    18,067.47/27,103.75 = 5,588.58/x
  3. Step 3: Cross multiply
    18,067.47x = 27,103.75 × 5,588.58
  4. Step 4: Simplify right side
    18,067.47x = 151,471,475.18
  5. Step 5: Solve for x
    x = 151,471,475.18/18,067.47
  6. Step 6: Final answer
    x = 8,383.66

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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.