Home / 26,879.18-40,296.22-11,883.88

Finding the Fourth Proportional to 26,879.18, 40,296.22 and 11,883.88

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Solution

The fourth proportional to 26,879.18, 40,296.22 and 11,883.88 is: 17,815.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,879.18 : 40,296.22 = 11,883.88 : x
  2. Step 2: Convert to fraction form
    26,879.18/40,296.22 = 11,883.88/x
  3. Step 3: Cross multiply
    26,879.18x = 40,296.22 × 11,883.88
  4. Step 4: Simplify right side
    26,879.18x = 478,875,495.57
  5. Step 5: Solve for x
    x = 478,875,495.57/26,879.18
  6. Step 6: Final answer
    x = 17,815.85

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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.