Home / 41,345.28-61,983.36-19,174.48

Finding the Fourth Proportional to 41,345.28, 61,983.36 and 19,174.48

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Solution

The fourth proportional to 41,345.28, 61,983.36 and 19,174.48 is: 28,745.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,345.28 : 61,983.36 = 19,174.48 : x
  2. Step 2: Convert to fraction form
    41,345.28/61,983.36 = 19,174.48/x
  3. Step 3: Cross multiply
    41,345.28x = 61,983.36 × 19,174.48
  4. Step 4: Simplify right side
    41,345.28x = 1,188,498,696.65
  5. Step 5: Solve for x
    x = 1,188,498,696.65/41,345.28
  6. Step 6: Final answer
    x = 28,745.69

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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.