Home / 40,806.76-61,202.96-11,217.46

Finding the Fourth Proportional to 40,806.76, 61,202.96 and 11,217.46

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Solution

The fourth proportional to 40,806.76, 61,202.96 and 11,217.46 is: 16,824.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,806.76 : 61,202.96 = 11,217.46 : x
  2. Step 2: Convert to fraction form
    40,806.76/61,202.96 = 11,217.46/x
  3. Step 3: Cross multiply
    40,806.76x = 61,202.96 × 11,217.46
  4. Step 4: Simplify right side
    40,806.76x = 686,541,755.68
  5. Step 5: Solve for x
    x = 686,541,755.68/40,806.76
  6. Step 6: Final answer
    x = 16,824.22

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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.