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Finding the Fourth Proportional to 22,083.60, 33,131.22 and 8,044.92

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Solution

The fourth proportional to 22,083.60, 33,131.22 and 8,044.92 is: 12,069.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,083.60 : 33,131.22 = 8,044.92 : x
  2. Step 2: Convert to fraction form
    22,083.60/33,131.22 = 8,044.92/x
  3. Step 3: Cross multiply
    22,083.60x = 33,131.22 × 8,044.92
  4. Step 4: Simplify right side
    22,083.60x = 266,538,014.40
  5. Step 5: Solve for x
    x = 266,538,014.40/22,083.60
  6. Step 6: Final answer
    x = 12,069.50

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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.