Home / 19,949.08-29,945.49-8,270.50

Finding the Fourth Proportional to 19,949.08, 29,945.49 and 8,270.50

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Solution

The fourth proportional to 19,949.08, 29,945.49 and 8,270.50 is: 12,414.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,949.08 : 29,945.49 = 8,270.50 : x
  2. Step 2: Convert to fraction form
    19,949.08/29,945.49 = 8,270.50/x
  3. Step 3: Cross multiply
    19,949.08x = 29,945.49 × 8,270.50
  4. Step 4: Simplify right side
    19,949.08x = 247,664,175.05
  5. Step 5: Solve for x
    x = 247,664,175.05/19,949.08
  6. Step 6: Final answer
    x = 12,414.82

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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.