Home / 48,291.75-66,664.44-30,413.03

Finding the Fourth Proportional to 48,291.75, 66,664.44 and 30,413.03

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Solution

The fourth proportional to 48,291.75, 66,664.44 and 30,413.03 is: 41,983.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,291.75 : 66,664.44 = 30,413.03 : x
  2. Step 2: Convert to fraction form
    48,291.75/66,664.44 = 30,413.03/x
  3. Step 3: Cross multiply
    48,291.75x = 66,664.44 × 30,413.03
  4. Step 4: Simplify right side
    48,291.75x = 2,027,467,280.33
  5. Step 5: Solve for x
    x = 2,027,467,280.33/48,291.75
  6. Step 6: Final answer
    x = 41,983.72

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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.