Home / 25,455.73-38,168.25-11,413.22

Finding the Fourth Proportional to 25,455.73, 38,168.25 and 11,413.22

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Solution

The fourth proportional to 25,455.73, 38,168.25 and 11,413.22 is: 17,112.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,455.73 : 38,168.25 = 11,413.22 : x
  2. Step 2: Convert to fraction form
    25,455.73/38,168.25 = 11,413.22/x
  3. Step 3: Cross multiply
    25,455.73x = 38,168.25 × 11,413.22
  4. Step 4: Simplify right side
    25,455.73x = 435,622,634.27
  5. Step 5: Solve for x
    x = 435,622,634.27/25,455.73
  6. Step 6: Final answer
    x = 17,112.95

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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.