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Finding the Fourth Proportional to 22,989.44, 34,489.02 and 7,194.05

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Solution

The fourth proportional to 22,989.44, 34,489.02 and 7,194.05 is: 10,792.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,989.44 : 34,489.02 = 7,194.05 : x
  2. Step 2: Convert to fraction form
    22,989.44/34,489.02 = 7,194.05/x
  3. Step 3: Cross multiply
    22,989.44x = 34,489.02 × 7,194.05
  4. Step 4: Simplify right side
    22,989.44x = 248,115,734.33
  5. Step 5: Solve for x
    x = 248,115,734.33/22,989.44
  6. Step 6: Final answer
    x = 10,792.60

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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.