Home / 51,991.76-71,806.92-35,195.60

Finding the Fourth Proportional to 51,991.76, 71,806.92 and 35,195.60

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Solution

The fourth proportional to 51,991.76, 71,806.92 and 35,195.60 is: 48,609.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,991.76 : 71,806.92 = 35,195.60 : x
  2. Step 2: Convert to fraction form
    51,991.76/71,806.92 = 35,195.60/x
  3. Step 3: Cross multiply
    51,991.76x = 71,806.92 × 35,195.60
  4. Step 4: Simplify right side
    51,991.76x = 2,527,287,633.55
  5. Step 5: Solve for x
    x = 2,527,287,633.55/51,991.76
  6. Step 6: Final answer
    x = 48,609.39

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.