Home / 18,067.89-27,082.07-9,303.33

Finding the Fourth Proportional to 18,067.89, 27,082.07 and 9,303.33

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Solution

The fourth proportional to 18,067.89, 27,082.07 and 9,303.33 is: 13,944.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,067.89 : 27,082.07 = 9,303.33 : x
  2. Step 2: Convert to fraction form
    18,067.89/27,082.07 = 9,303.33/x
  3. Step 3: Cross multiply
    18,067.89x = 27,082.07 × 9,303.33
  4. Step 4: Simplify right side
    18,067.89x = 251,953,387.78
  5. Step 5: Solve for x
    x = 251,953,387.78/18,067.89
  6. Step 6: Final answer
    x = 13,944.82

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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.