Home / 53,843.12-80,781.21-27,566.31

Finding the Fourth Proportional to 53,843.12, 80,781.21 and 27,566.31

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Solution

The fourth proportional to 53,843.12, 80,781.21 and 27,566.31 is: 41,357.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,843.12 : 80,781.21 = 27,566.31 : x
  2. Step 2: Convert to fraction form
    53,843.12/80,781.21 = 27,566.31/x
  3. Step 3: Cross multiply
    53,843.12x = 80,781.21 × 27,566.31
  4. Step 4: Simplify right side
    53,843.12x = 2,226,839,877.04
  5. Step 5: Solve for x
    x = 2,226,839,877.04/53,843.12
  6. Step 6: Final answer
    x = 41,357.93

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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.