Home / 27,011.62-40,517.42-7,290.18

Finding the Fourth Proportional to 27,011.62, 40,517.42 and 7,290.18

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Solution

The fourth proportional to 27,011.62, 40,517.42 and 7,290.18 is: 10,935.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,011.62 : 40,517.42 = 7,290.18 : x
  2. Step 2: Convert to fraction form
    27,011.62/40,517.42 = 7,290.18/x
  3. Step 3: Cross multiply
    27,011.62x = 40,517.42 × 7,290.18
  4. Step 4: Simplify right side
    27,011.62x = 295,379,284.94
  5. Step 5: Solve for x
    x = 295,379,284.94/27,011.62
  6. Step 6: Final answer
    x = 10,935.27

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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.