Home / 19,453.41-29,177.68-5,414.49

Finding the Fourth Proportional to 19,453.41, 29,177.68 and 5,414.49

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Solution

The fourth proportional to 19,453.41, 29,177.68 and 5,414.49 is: 8,121.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,453.41 : 29,177.68 = 5,414.49 : x
  2. Step 2: Convert to fraction form
    19,453.41/29,177.68 = 5,414.49/x
  3. Step 3: Cross multiply
    19,453.41x = 29,177.68 × 5,414.49
  4. Step 4: Simplify right side
    19,453.41x = 157,982,256.58
  5. Step 5: Solve for x
    x = 157,982,256.58/19,453.41
  6. Step 6: Final answer
    x = 8,121.06

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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.