Home / 23,286.58-32,135.10-13,724.95

Finding the Fourth Proportional to 23,286.58, 32,135.10 and 13,724.95

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Solution

The fourth proportional to 23,286.58, 32,135.10 and 13,724.95 is: 18,940.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,286.58 : 32,135.10 = 13,724.95 : x
  2. Step 2: Convert to fraction form
    23,286.58/32,135.10 = 13,724.95/x
  3. Step 3: Cross multiply
    23,286.58x = 32,135.10 × 13,724.95
  4. Step 4: Simplify right side
    23,286.58x = 441,052,640.75
  5. Step 5: Solve for x
    x = 441,052,640.75/23,286.58
  6. Step 6: Final answer
    x = 18,940.21

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.