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Finding the Fourth Proportional to 22,262.70, 33,410.97 and 8,235.99

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Solution

The fourth proportional to 22,262.70, 33,410.97 and 8,235.99 is: 12,360.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,262.70 : 33,410.97 = 8,235.99 : x
  2. Step 2: Convert to fraction form
    22,262.70/33,410.97 = 8,235.99/x
  3. Step 3: Cross multiply
    22,262.70x = 33,410.97 × 8,235.99
  4. Step 4: Simplify right side
    22,262.70x = 275,172,414.81
  5. Step 5: Solve for x
    x = 275,172,414.81/22,262.70
  6. Step 6: Final answer
    x = 12,360.24

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1.5x scale

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.