Home / 19,950.43-29,914.31-8,257.27

Finding the Fourth Proportional to 19,950.43, 29,914.31 and 8,257.27

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Solution

The fourth proportional to 19,950.43, 29,914.31 and 8,257.27 is: 12,381.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,950.43 : 29,914.31 = 8,257.27 : x
  2. Step 2: Convert to fraction form
    19,950.43/29,914.31 = 8,257.27/x
  3. Step 3: Cross multiply
    19,950.43x = 29,914.31 × 8,257.27
  4. Step 4: Simplify right side
    19,950.43x = 247,010,493.25
  5. Step 5: Solve for x
    x = 247,010,493.25/19,950.43
  6. Step 6: Final answer
    x = 12,381.21

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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.