Home / 14,042.38-21,063.60-3,654.12

Finding the Fourth Proportional to 14,042.38, 21,063.60 and 3,654.12

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Solution

The fourth proportional to 14,042.38, 21,063.60 and 3,654.12 is: 5,481.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,042.38 : 21,063.60 = 3,654.12 : x
  2. Step 2: Convert to fraction form
    14,042.38/21,063.60 = 3,654.12/x
  3. Step 3: Cross multiply
    14,042.38x = 21,063.60 × 3,654.12
  4. Step 4: Simplify right side
    14,042.38x = 76,968,922.03
  5. Step 5: Solve for x
    x = 76,968,922.03/14,042.38
  6. Step 6: Final answer
    x = 5,481.19

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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.