Home / 28,997.82-40,015.09-17,058.85

Finding the Fourth Proportional to 28,997.82, 40,015.09 and 17,058.85

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Solution

The fourth proportional to 28,997.82, 40,015.09 and 17,058.85 is: 23,540.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,997.82 : 40,015.09 = 17,058.85 : x
  2. Step 2: Convert to fraction form
    28,997.82/40,015.09 = 17,058.85/x
  3. Step 3: Cross multiply
    28,997.82x = 40,015.09 × 17,058.85
  4. Step 4: Simplify right side
    28,997.82x = 682,611,217.97
  5. Step 5: Solve for x
    x = 682,611,217.97/28,997.82
  6. Step 6: Final answer
    x = 23,540.09

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.