Home / 47,719.62-71,563.54-19,249.22

Finding the Fourth Proportional to 47,719.62, 71,563.54 and 19,249.22

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Solution

The fourth proportional to 47,719.62, 71,563.54 and 19,249.22 is: 28,867.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,719.62 : 71,563.54 = 19,249.22 : x
  2. Step 2: Convert to fraction form
    47,719.62/71,563.54 = 19,249.22/x
  3. Step 3: Cross multiply
    47,719.62x = 71,563.54 × 19,249.22
  4. Step 4: Simplify right side
    47,719.62x = 1,377,542,456.22
  5. Step 5: Solve for x
    x = 1,377,542,456.22/47,719.62
  6. Step 6: Final answer
    x = 28,867.42

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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.