Home / 43,654.44-65,481.72-28,860.36

Finding the Fourth Proportional to 43,654.44, 65,481.72 and 28,860.36

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Solution

The fourth proportional to 43,654.44, 65,481.72 and 28,860.36 is: 43,290.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,654.44 : 65,481.72 = 28,860.36 : x
  2. Step 2: Convert to fraction form
    43,654.44/65,481.72 = 28,860.36/x
  3. Step 3: Cross multiply
    43,654.44x = 65,481.72 × 28,860.36
  4. Step 4: Simplify right side
    43,654.44x = 1,889,826,012.62
  5. Step 5: Solve for x
    x = 1,889,826,012.62/43,654.44
  6. Step 6: Final answer
    x = 43,290.58

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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.