Home / 22,226.23-33,329.63-6,640.21

Finding the Fourth Proportional to 22,226.23, 33,329.63 and 6,640.21

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Solution

The fourth proportional to 22,226.23, 33,329.63 and 6,640.21 is: 9,957.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,226.23 : 33,329.63 = 6,640.21 : x
  2. Step 2: Convert to fraction form
    22,226.23/33,329.63 = 6,640.21/x
  3. Step 3: Cross multiply
    22,226.23x = 33,329.63 × 6,640.21
  4. Step 4: Simplify right side
    22,226.23x = 221,315,763.33
  5. Step 5: Solve for x
    x = 221,315,763.33/22,226.23
  6. Step 6: Final answer
    x = 9,957.41

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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.