Home / 22,920.62-34,381.41-7,338.20

Finding the Fourth Proportional to 22,920.62, 34,381.41 and 7,338.20

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Solution

The fourth proportional to 22,920.62, 34,381.41 and 7,338.20 is: 11,007.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,920.62 : 34,381.41 = 7,338.20 : x
  2. Step 2: Convert to fraction form
    22,920.62/34,381.41 = 7,338.20/x
  3. Step 3: Cross multiply
    22,920.62x = 34,381.41 × 7,338.20
  4. Step 4: Simplify right side
    22,920.62x = 252,297,662.86
  5. Step 5: Solve for x
    x = 252,297,662.86/22,920.62
  6. Step 6: Final answer
    x = 11,007.45

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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.