Home / 20,267.06-27,960.59-11,767.73

Finding the Fourth Proportional to 20,267.06, 27,960.59 and 11,767.73

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Solution

The fourth proportional to 20,267.06, 27,960.59 and 11,767.73 is: 16,234.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,267.06 : 27,960.59 = 11,767.73 : x
  2. Step 2: Convert to fraction form
    20,267.06/27,960.59 = 11,767.73/x
  3. Step 3: Cross multiply
    20,267.06x = 27,960.59 × 11,767.73
  4. Step 4: Simplify right side
    20,267.06x = 329,032,563.38
  5. Step 5: Solve for x
    x = 329,032,563.38/20,267.06
  6. Step 6: Final answer
    x = 16,234.85

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.