Home / 14,042.53-21,063.73-3,654.25

Finding the Fourth Proportional to 14,042.53, 21,063.73 and 3,654.25

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Solution

The fourth proportional to 14,042.53, 21,063.73 and 3,654.25 is: 5,481.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,042.53 : 21,063.73 = 3,654.25 : x
  2. Step 2: Convert to fraction form
    14,042.53/21,063.73 = 3,654.25/x
  3. Step 3: Cross multiply
    14,042.53x = 21,063.73 × 3,654.25
  4. Step 4: Simplify right side
    14,042.53x = 76,972,135.35
  5. Step 5: Solve for x
    x = 76,972,135.35/14,042.53
  6. Step 6: Final answer
    x = 5,481.36

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1.5x scale

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.