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Finding the Fourth Proportional to 27,997.03, 41,996.36 and 9,285.22

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Solution

The fourth proportional to 27,997.03, 41,996.36 and 9,285.22 is: 13,928.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,997.03 : 41,996.36 = 9,285.22 : x
  2. Step 2: Convert to fraction form
    27,997.03/41,996.36 = 9,285.22/x
  3. Step 3: Cross multiply
    27,997.03x = 41,996.36 × 9,285.22
  4. Step 4: Simplify right side
    27,997.03x = 389,945,441.80
  5. Step 5: Solve for x
    x = 389,945,441.80/27,997.03
  6. Step 6: Final answer
    x = 13,928.10

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1.5x scale

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.