Home / 27,578.25-41,331.04-10,929.21

Finding the Fourth Proportional to 27,578.25, 41,331.04 and 10,929.21

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Solution

The fourth proportional to 27,578.25, 41,331.04 and 10,929.21 is: 16,379.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,578.25 : 41,331.04 = 10,929.21 : x
  2. Step 2: Convert to fraction form
    27,578.25/41,331.04 = 10,929.21/x
  3. Step 3: Cross multiply
    27,578.25x = 41,331.04 × 10,929.21
  4. Step 4: Simplify right side
    27,578.25x = 451,715,629.34
  5. Step 5: Solve for x
    x = 451,715,629.34/27,578.25
  6. Step 6: Final answer
    x = 16,379.41

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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.