Home / 22,211.80-33,323.47-6,629.42

Finding the Fourth Proportional to 22,211.80, 33,323.47 and 6,629.42

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Solution

The fourth proportional to 22,211.80, 33,323.47 and 6,629.42 is: 9,945.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,211.80 : 33,323.47 = 6,629.42 : x
  2. Step 2: Convert to fraction form
    22,211.80/33,323.47 = 6,629.42/x
  3. Step 3: Cross multiply
    22,211.80x = 33,323.47 × 6,629.42
  4. Step 4: Simplify right side
    22,211.80x = 220,915,278.49
  5. Step 5: Solve for x
    x = 220,915,278.49/22,211.80
  6. Step 6: Final answer
    x = 9,945.85

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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.