Home / 27,789.66-41,654.62-12,002.16

Finding the Fourth Proportional to 27,789.66, 41,654.62 and 12,002.16

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Solution

The fourth proportional to 27,789.66, 41,654.62 and 12,002.16 is: 17,990.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,789.66 : 41,654.62 = 12,002.16 : x
  2. Step 2: Convert to fraction form
    27,789.66/41,654.62 = 12,002.16/x
  3. Step 3: Cross multiply
    27,789.66x = 41,654.62 × 12,002.16
  4. Step 4: Simplify right side
    27,789.66x = 499,945,413.98
  5. Step 5: Solve for x
    x = 499,945,413.98/27,789.66
  6. Step 6: Final answer
    x = 17,990.34

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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.