Home / 26,997.73-40,496.49-7,278.28

Finding the Fourth Proportional to 26,997.73, 40,496.49 and 7,278.28

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Solution

The fourth proportional to 26,997.73, 40,496.49 and 7,278.28 is: 10,917.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,997.73 : 40,496.49 = 7,278.28 : x
  2. Step 2: Convert to fraction form
    26,997.73/40,496.49 = 7,278.28/x
  3. Step 3: Cross multiply
    26,997.73x = 40,496.49 × 7,278.28
  4. Step 4: Simplify right side
    26,997.73x = 294,744,692.00
  5. Step 5: Solve for x
    x = 294,744,692.00/26,997.73
  6. Step 6: Final answer
    x = 10,917.39

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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.