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Finding the Fourth Proportional to 22,363.94, 33,608.21 and 20,883.10

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Solution

The fourth proportional to 22,363.94, 33,608.21 and 20,883.10 is: 31,382.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,363.94 : 33,608.21 = 20,883.10 : x
  2. Step 2: Convert to fraction form
    22,363.94/33,608.21 = 20,883.10/x
  3. Step 3: Cross multiply
    22,363.94x = 33,608.21 × 20,883.10
  4. Step 4: Simplify right side
    22,363.94x = 701,843,610.25
  5. Step 5: Solve for x
    x = 701,843,610.25/22,363.94
  6. Step 6: Final answer
    x = 31,382.82

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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.