Home / 54,403.04-81,616.34-22,382.28

Finding the Fourth Proportional to 54,403.04, 81,616.34 and 22,382.28

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Solution

The fourth proportional to 54,403.04, 81,616.34 and 22,382.28 is: 33,578.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,403.04 : 81,616.34 = 22,382.28 : x
  2. Step 2: Convert to fraction form
    54,403.04/81,616.34 = 22,382.28/x
  3. Step 3: Cross multiply
    54,403.04x = 81,616.34 × 22,382.28
  4. Step 4: Simplify right side
    54,403.04x = 1,826,759,830.41
  5. Step 5: Solve for x
    x = 1,826,759,830.41/54,403.04
  6. Step 6: Final answer
    x = 33,578.27

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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.