Home / 22,147.97-33,226.23-7,159.12

Finding the Fourth Proportional to 22,147.97, 33,226.23 and 7,159.12

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Solution

The fourth proportional to 22,147.97, 33,226.23 and 7,159.12 is: 10,740.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,147.97 : 33,226.23 = 7,159.12 : x
  2. Step 2: Convert to fraction form
    22,147.97/33,226.23 = 7,159.12/x
  3. Step 3: Cross multiply
    22,147.97x = 33,226.23 × 7,159.12
  4. Step 4: Simplify right side
    22,147.97x = 237,870,698.40
  5. Step 5: Solve for x
    x = 237,870,698.40/22,147.97
  6. Step 6: Final answer
    x = 10,740.07

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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.