Home / 27,819.25-41,731.44-9,099.39

Finding the Fourth Proportional to 27,819.25, 41,731.44 and 9,099.39

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Solution

The fourth proportional to 27,819.25, 41,731.44 and 9,099.39 is: 13,649.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,819.25 : 41,731.44 = 9,099.39 : x
  2. Step 2: Convert to fraction form
    27,819.25/41,731.44 = 9,099.39/x
  3. Step 3: Cross multiply
    27,819.25x = 41,731.44 × 9,099.39
  4. Step 4: Simplify right side
    27,819.25x = 379,730,647.82
  5. Step 5: Solve for x
    x = 379,730,647.82/27,819.25
  6. Step 6: Final answer
    x = 13,649.93

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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.