Home / 53,963.24-80,964.30-27,680.36

Finding the Fourth Proportional to 53,963.24, 80,964.30 and 27,680.36

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Solution

The fourth proportional to 53,963.24, 80,964.30 and 27,680.36 is: 41,530.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,963.24 : 80,964.30 = 27,680.36 : x
  2. Step 2: Convert to fraction form
    53,963.24/80,964.30 = 27,680.36/x
  3. Step 3: Cross multiply
    53,963.24x = 80,964.30 × 27,680.36
  4. Step 4: Simplify right side
    53,963.24x = 2,241,120,971.15
  5. Step 5: Solve for x
    x = 2,241,120,971.15/53,963.24
  6. Step 6: Final answer
    x = 41,530.51

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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.