Home / 18,556.59-27,822.29-6,863.43

Finding the Fourth Proportional to 18,556.59, 27,822.29 and 6,863.43

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Solution

The fourth proportional to 18,556.59, 27,822.29 and 6,863.43 is: 10,290.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,556.59 : 27,822.29 = 6,863.43 : x
  2. Step 2: Convert to fraction form
    18,556.59/27,822.29 = 6,863.43/x
  3. Step 3: Cross multiply
    18,556.59x = 27,822.29 × 6,863.43
  4. Step 4: Simplify right side
    18,556.59x = 190,956,305.54
  5. Step 5: Solve for x
    x = 190,956,305.54/18,556.59
  6. Step 6: Final answer
    x = 10,290.48

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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.