Home / 17,860.96-26,790.04-6,766.64

Finding the Fourth Proportional to 17,860.96, 26,790.04 and 6,766.64

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Solution

The fourth proportional to 17,860.96, 26,790.04 and 6,766.64 is: 10,149.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,860.96 : 26,790.04 = 6,766.64 : x
  2. Step 2: Convert to fraction form
    17,860.96/26,790.04 = 6,766.64/x
  3. Step 3: Cross multiply
    17,860.96x = 26,790.04 × 6,766.64
  4. Step 4: Simplify right side
    17,860.96x = 181,278,556.27
  5. Step 5: Solve for x
    x = 181,278,556.27/17,860.96
  6. Step 6: Final answer
    x = 10,149.43

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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.