Home / 54,393.88-81,594.72-22,772.12

Finding the Fourth Proportional to 54,393.88, 81,594.72 and 22,772.12

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Solution

The fourth proportional to 54,393.88, 81,594.72 and 22,772.12 is: 34,159.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,393.88 : 81,594.72 = 22,772.12 : x
  2. Step 2: Convert to fraction form
    54,393.88/81,594.72 = 22,772.12/x
  3. Step 3: Cross multiply
    54,393.88x = 81,594.72 × 22,772.12
  4. Step 4: Simplify right side
    54,393.88x = 1,858,084,755.21
  5. Step 5: Solve for x
    x = 1,858,084,755.21/54,393.88
  6. Step 6: Final answer
    x = 34,159.81

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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.