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Finding the Fourth Proportional to 27,995.88, 41,994.24 and 6,936

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Solution

The fourth proportional to 27,995.88, 41,994.24 and 6,936 is: 10,404.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,995.88 : 41,994.24 = 6,936 : x
  2. Step 2: Convert to fraction form
    27,995.88/41,994.24 = 6,936/x
  3. Step 3: Cross multiply
    27,995.88x = 41,994.24 × 6,936
  4. Step 4: Simplify right side
    27,995.88x = 291,272,048.64
  5. Step 5: Solve for x
    x = 291,272,048.64/27,995.88
  6. Step 6: Final answer
    x = 10,404.10

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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.