Home / 35,821.98-49,433.36-19,906.02

Finding the Fourth Proportional to 35,821.98, 49,433.36 and 19,906.02

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Solution

The fourth proportional to 35,821.98, 49,433.36 and 19,906.02 is: 27,469.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,821.98 : 49,433.36 = 19,906.02 : x
  2. Step 2: Convert to fraction form
    35,821.98/49,433.36 = 19,906.02/x
  3. Step 3: Cross multiply
    35,821.98x = 49,433.36 × 19,906.02
  4. Step 4: Simplify right side
    35,821.98x = 984,021,353.30
  5. Step 5: Solve for x
    x = 984,021,353.30/35,821.98
  6. Step 6: Final answer
    x = 27,469.76

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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.