Home / 49,467.14-74,201.28-17,879.60

Finding the Fourth Proportional to 49,467.14, 74,201.28 and 17,879.60

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Solution

The fourth proportional to 49,467.14, 74,201.28 and 17,879.60 is: 26,819.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,467.14 : 74,201.28 = 17,879.60 : x
  2. Step 2: Convert to fraction form
    49,467.14/74,201.28 = 17,879.60/x
  3. Step 3: Cross multiply
    49,467.14x = 74,201.28 × 17,879.60
  4. Step 4: Simplify right side
    49,467.14x = 1,326,689,205.89
  5. Step 5: Solve for x
    x = 1,326,689,205.89/49,467.14
  6. Step 6: Final answer
    x = 26,819.61

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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.