Home / 26,413.60-39,620.08-17,665.44

Finding the Fourth Proportional to 26,413.60, 39,620.08 and 17,665.44

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Solution

The fourth proportional to 26,413.60, 39,620.08 and 17,665.44 is: 26,497.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,413.60 : 39,620.08 = 17,665.44 : x
  2. Step 2: Convert to fraction form
    26,413.60/39,620.08 = 17,665.44/x
  3. Step 3: Cross multiply
    26,413.60x = 39,620.08 × 17,665.44
  4. Step 4: Simplify right side
    26,413.60x = 699,906,146.04
  5. Step 5: Solve for x
    x = 699,906,146.04/26,413.60
  6. Step 6: Final answer
    x = 26,497.95

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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.