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Finding the Fourth Proportional to 22,034.89, 33,057.21 and 7,243.21

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Solution

The fourth proportional to 22,034.89, 33,057.21 and 7,243.21 is: 10,866.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,034.89 : 33,057.21 = 7,243.21 : x
  2. Step 2: Convert to fraction form
    22,034.89/33,057.21 = 7,243.21/x
  3. Step 3: Cross multiply
    22,034.89x = 33,057.21 × 7,243.21
  4. Step 4: Simplify right side
    22,034.89x = 239,440,148.76
  5. Step 5: Solve for x
    x = 239,440,148.76/22,034.89
  6. Step 6: Final answer
    x = 10,866.41

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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.