Home / 43,508.06-65,236.92-23,219.78

Finding the Fourth Proportional to 43,508.06, 65,236.92 and 23,219.78

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Solution

The fourth proportional to 43,508.06, 65,236.92 and 23,219.78 is: 34,816.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,508.06 : 65,236.92 = 23,219.78 : x
  2. Step 2: Convert to fraction form
    43,508.06/65,236.92 = 23,219.78/x
  3. Step 3: Cross multiply
    43,508.06x = 65,236.92 × 23,219.78
  4. Step 4: Simplify right side
    43,508.06x = 1,514,786,930.28
  5. Step 5: Solve for x
    x = 1,514,786,930.28/43,508.06
  6. Step 6: Final answer
    x = 34,816.24

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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.