Home / 53,418.41-80,098.03-21,850.64

Finding the Fourth Proportional to 53,418.41, 80,098.03 and 21,850.64

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Solution

The fourth proportional to 53,418.41, 80,098.03 and 21,850.64 is: 32,763.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,418.41 : 80,098.03 = 21,850.64 : x
  2. Step 2: Convert to fraction form
    53,418.41/80,098.03 = 21,850.64/x
  3. Step 3: Cross multiply
    53,418.41x = 80,098.03 × 21,850.64
  4. Step 4: Simplify right side
    53,418.41x = 1,750,192,827.97
  5. Step 5: Solve for x
    x = 1,750,192,827.97/53,418.41
  6. Step 6: Final answer
    x = 32,763.85

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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.