Home / 17,858.45-26,788.85-5,377.97

Finding the Fourth Proportional to 17,858.45, 26,788.85 and 5,377.97

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Solution

The fourth proportional to 17,858.45, 26,788.85 and 5,377.97 is: 8,067.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,858.45 : 26,788.85 = 5,377.97 : x
  2. Step 2: Convert to fraction form
    17,858.45/26,788.85 = 5,377.97/x
  3. Step 3: Cross multiply
    17,858.45x = 26,788.85 × 5,377.97
  4. Step 4: Simplify right side
    17,858.45x = 144,069,470.80
  5. Step 5: Solve for x
    x = 144,069,470.80/17,858.45
  6. Step 6: Final answer
    x = 8,067.30

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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.