Home / 19,757.88-29,640.86-6,610.37

Finding the Fourth Proportional to 19,757.88, 29,640.86 and 6,610.37

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Solution

The fourth proportional to 19,757.88, 29,640.86 and 6,610.37 is: 9,916.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,757.88 : 29,640.86 = 6,610.37 : x
  2. Step 2: Convert to fraction form
    19,757.88/29,640.86 = 6,610.37/x
  3. Step 3: Cross multiply
    19,757.88x = 29,640.86 × 6,610.37
  4. Step 4: Simplify right side
    19,757.88x = 195,936,870.46
  5. Step 5: Solve for x
    x = 195,936,870.46/19,757.88
  6. Step 6: Final answer
    x = 9,916.90

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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.