Home / 22,211.20-33,193.94-19,898.44

Finding the Fourth Proportional to 22,211.20, 33,193.94 and 19,898.44

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Solution

The fourth proportional to 22,211.20, 33,193.94 and 19,898.44 is: 29,737.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,211.20 : 33,193.94 = 19,898.44 : x
  2. Step 2: Convert to fraction form
    22,211.20/33,193.94 = 19,898.44/x
  3. Step 3: Cross multiply
    22,211.20x = 33,193.94 × 19,898.44
  4. Step 4: Simplify right side
    22,211.20x = 660,507,623.45
  5. Step 5: Solve for x
    x = 660,507,623.45/22,211.20
  6. Step 6: Final answer
    x = 29,737.59

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.