Home / 22,518.92-33,778.74-6,936.50

Finding the Fourth Proportional to 22,518.92, 33,778.74 and 6,936.50

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Solution

The fourth proportional to 22,518.92, 33,778.74 and 6,936.50 is: 10,404.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,518.92 : 33,778.74 = 6,936.50 : x
  2. Step 2: Convert to fraction form
    22,518.92/33,778.74 = 6,936.50/x
  3. Step 3: Cross multiply
    22,518.92x = 33,778.74 × 6,936.50
  4. Step 4: Simplify right side
    22,518.92x = 234,306,230.01
  5. Step 5: Solve for x
    x = 234,306,230.01/22,518.92
  6. Step 6: Final answer
    x = 10,404.86

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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.