Home / 26,991.33-40,489.88-7,270.17

Finding the Fourth Proportional to 26,991.33, 40,489.88 and 7,270.17

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Solution

The fourth proportional to 26,991.33, 40,489.88 and 7,270.17 is: 10,906.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,991.33 : 40,489.88 = 7,270.17 : x
  2. Step 2: Convert to fraction form
    26,991.33/40,489.88 = 7,270.17/x
  3. Step 3: Cross multiply
    26,991.33x = 40,489.88 × 7,270.17
  4. Step 4: Simplify right side
    26,991.33x = 294,368,310.88
  5. Step 5: Solve for x
    x = 294,368,310.88/26,991.33
  6. Step 6: Final answer
    x = 10,906.03

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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.