Home / 12,273.76-18,413.70-5,704.60

Finding the Fourth Proportional to 12,273.76, 18,413.70 and 5,704.60

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Solution

The fourth proportional to 12,273.76, 18,413.70 and 5,704.60 is: 8,558.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,273.76 : 18,413.70 = 5,704.60 : x
  2. Step 2: Convert to fraction form
    12,273.76/18,413.70 = 5,704.60/x
  3. Step 3: Cross multiply
    12,273.76x = 18,413.70 × 5,704.60
  4. Step 4: Simplify right side
    12,273.76x = 105,042,793.02
  5. Step 5: Solve for x
    x = 105,042,793.02/12,273.76
  6. Step 6: Final answer
    x = 8,558.32

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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.