Home / 17,916.60-26,879.34-6,229.92

Finding the Fourth Proportional to 17,916.60, 26,879.34 and 6,229.92

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Solution

The fourth proportional to 17,916.60, 26,879.34 and 6,229.92 is: 9,346.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,916.60 : 26,879.34 = 6,229.92 : x
  2. Step 2: Convert to fraction form
    17,916.60/26,879.34 = 6,229.92/x
  3. Step 3: Cross multiply
    17,916.60x = 26,879.34 × 6,229.92
  4. Step 4: Simplify right side
    17,916.60x = 167,456,137.85
  5. Step 5: Solve for x
    x = 167,456,137.85/17,916.60
  6. Step 6: Final answer
    x = 9,346.42

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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.