Home / 18,183.06-27,274.92-5,702.80

Finding the Fourth Proportional to 18,183.06, 27,274.92 and 5,702.80

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Solution

The fourth proportional to 18,183.06, 27,274.92 and 5,702.80 is: 8,554.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,183.06 : 27,274.92 = 5,702.80 : x
  2. Step 2: Convert to fraction form
    18,183.06/27,274.92 = 5,702.80/x
  3. Step 3: Cross multiply
    18,183.06x = 27,274.92 × 5,702.80
  4. Step 4: Simplify right side
    18,183.06x = 155,543,413.78
  5. Step 5: Solve for x
    x = 155,543,413.78/18,183.06
  6. Step 6: Final answer
    x = 8,554.30

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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.