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Finding the Fourth Proportional to 22,201.52, 33,301.52 and 5,561.70

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Solution

The fourth proportional to 22,201.52, 33,301.52 and 5,561.70 is: 8,342.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,201.52 : 33,301.52 = 5,561.70 : x
  2. Step 2: Convert to fraction form
    22,201.52/33,301.52 = 5,561.70/x
  3. Step 3: Cross multiply
    22,201.52x = 33,301.52 × 5,561.70
  4. Step 4: Simplify right side
    22,201.52x = 185,213,035.98
  5. Step 5: Solve for x
    x = 185,213,035.98/22,201.52
  6. Step 6: Final answer
    x = 8,342.36

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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.