Home / 27,788.72-41,684.52-15,939.33

Finding the Fourth Proportional to 27,788.72, 41,684.52 and 15,939.33

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Solution

The fourth proportional to 27,788.72, 41,684.52 and 15,939.33 is: 23,909.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,788.72 : 41,684.52 = 15,939.33 : x
  2. Step 2: Convert to fraction form
    27,788.72/41,684.52 = 15,939.33/x
  3. Step 3: Cross multiply
    27,788.72x = 41,684.52 × 15,939.33
  4. Step 4: Simplify right side
    27,788.72x = 664,423,458.10
  5. Step 5: Solve for x
    x = 664,423,458.10/27,788.72
  6. Step 6: Final answer
    x = 23,909.83

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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.