Home / 27,005.49-40,508.11-7,286.04

Finding the Fourth Proportional to 27,005.49, 40,508.11 and 7,286.04

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Solution

The fourth proportional to 27,005.49, 40,508.11 and 7,286.04 is: 10,929.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,005.49 : 40,508.11 = 7,286.04 : x
  2. Step 2: Convert to fraction form
    27,005.49/40,508.11 = 7,286.04/x
  3. Step 3: Cross multiply
    27,005.49x = 40,508.11 × 7,286.04
  4. Step 4: Simplify right side
    27,005.49x = 295,143,709.78
  5. Step 5: Solve for x
    x = 295,143,709.78/27,005.49
  6. Step 6: Final answer
    x = 10,929.03

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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.