Home / 14,042.25-21,063.42-3,654

Finding the Fourth Proportional to 14,042.25, 21,063.42 and 3,654

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Solution

The fourth proportional to 14,042.25, 21,063.42 and 3,654 is: 5,481.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,042.25 : 21,063.42 = 3,654 : x
  2. Step 2: Convert to fraction form
    14,042.25/21,063.42 = 3,654/x
  3. Step 3: Cross multiply
    14,042.25x = 21,063.42 × 3,654
  4. Step 4: Simplify right side
    14,042.25x = 76,965,736.68
  5. Step 5: Solve for x
    x = 76,965,736.68/14,042.25
  6. Step 6: Final answer
    x = 5,481.01

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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.