Home / 18,214.88-27,321.03-5,067.36

Finding the Fourth Proportional to 18,214.88, 27,321.03 and 5,067.36

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Solution

The fourth proportional to 18,214.88, 27,321.03 and 5,067.36 is: 7,600.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,214.88 : 27,321.03 = 5,067.36 : x
  2. Step 2: Convert to fraction form
    18,214.88/27,321.03 = 5,067.36/x
  3. Step 3: Cross multiply
    18,214.88x = 27,321.03 × 5,067.36
  4. Step 4: Simplify right side
    18,214.88x = 138,445,494.58
  5. Step 5: Solve for x
    x = 138,445,494.58/18,214.88
  6. Step 6: Final answer
    x = 7,600.68

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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.