Home / 54,213.77-81,413.71-33,276.75

Finding the Fourth Proportional to 54,213.77, 81,413.71 and 33,276.75

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Solution

The fourth proportional to 54,213.77, 81,413.71 and 33,276.75 is: 49,972.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,213.77 : 81,413.71 = 33,276.75 : x
  2. Step 2: Convert to fraction form
    54,213.77/81,413.71 = 33,276.75/x
  3. Step 3: Cross multiply
    54,213.77x = 81,413.71 × 33,276.75
  4. Step 4: Simplify right side
    54,213.77x = 2,709,183,591.05
  5. Step 5: Solve for x
    x = 2,709,183,591.05/54,213.77
  6. Step 6: Final answer
    x = 49,972.25

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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.