Home / 45,635.60-68,453.34-17,177.87

Finding the Fourth Proportional to 45,635.60, 68,453.34 and 17,177.87

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Solution

The fourth proportional to 45,635.60, 68,453.34 and 17,177.87 is: 25,766.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,635.60 : 68,453.34 = 17,177.87 : x
  2. Step 2: Convert to fraction form
    45,635.60/68,453.34 = 17,177.87/x
  3. Step 3: Cross multiply
    45,635.60x = 68,453.34 × 17,177.87
  4. Step 4: Simplify right side
    45,635.60x = 1,175,882,575.59
  5. Step 5: Solve for x
    x = 1,175,882,575.59/45,635.60
  6. Step 6: Final answer
    x = 25,766.78

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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.