Home / 43,917.20-65,789.40-26,334.80

Finding the Fourth Proportional to 43,917.20, 65,789.40 and 26,334.80

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Solution

The fourth proportional to 43,917.20, 65,789.40 and 26,334.80 is: 39,450.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,917.20 : 65,789.40 = 26,334.80 : x
  2. Step 2: Convert to fraction form
    43,917.20/65,789.40 = 26,334.80/x
  3. Step 3: Cross multiply
    43,917.20x = 65,789.40 × 26,334.80
  4. Step 4: Simplify right side
    43,917.20x = 1,732,550,691.12
  5. Step 5: Solve for x
    x = 1,732,550,691.12/43,917.20
  6. Step 6: Final answer
    x = 39,450.39

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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.