Home / 40,316.66-55,640.36-22,413.33

Finding the Fourth Proportional to 40,316.66, 55,640.36 and 22,413.33

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Solution

The fourth proportional to 40,316.66, 55,640.36 and 22,413.33 is: 30,932.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,316.66 : 55,640.36 = 22,413.33 : x
  2. Step 2: Convert to fraction form
    40,316.66/55,640.36 = 22,413.33/x
  3. Step 3: Cross multiply
    40,316.66x = 55,640.36 × 22,413.33
  4. Step 4: Simplify right side
    40,316.66x = 1,247,085,804.93
  5. Step 5: Solve for x
    x = 1,247,085,804.93/40,316.66
  6. Step 6: Final answer
    x = 30,932.27

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.