Home / 19,912.58-29,850.17-6,755.75

Finding the Fourth Proportional to 19,912.58, 29,850.17 and 6,755.75

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Solution

The fourth proportional to 19,912.58, 29,850.17 and 6,755.75 is: 10,127.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,912.58 : 29,850.17 = 6,755.75 : x
  2. Step 2: Convert to fraction form
    19,912.58/29,850.17 = 6,755.75/x
  3. Step 3: Cross multiply
    19,912.58x = 29,850.17 × 6,755.75
  4. Step 4: Simplify right side
    19,912.58x = 201,660,102.95
  5. Step 5: Solve for x
    x = 201,660,102.95/19,912.58
  6. Step 6: Final answer
    x = 10,127.27

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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.