Home / 43,217.44-64,851.67-18,255.87

Finding the Fourth Proportional to 43,217.44, 64,851.67 and 18,255.87

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Solution

The fourth proportional to 43,217.44, 64,851.67 and 18,255.87 is: 27,394.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,217.44 : 64,851.67 = 18,255.87 : x
  2. Step 2: Convert to fraction form
    43,217.44/64,851.67 = 18,255.87/x
  3. Step 3: Cross multiply
    43,217.44x = 64,851.67 × 18,255.87
  4. Step 4: Simplify right side
    43,217.44x = 1,183,923,679.62
  5. Step 5: Solve for x
    x = 1,183,923,679.62/43,217.44
  6. Step 6: Final answer
    x = 27,394.58

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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.