Home / 21,645.78-32,469.91-6,064.62

Finding the Fourth Proportional to 21,645.78, 32,469.91 and 6,064.62

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Solution

The fourth proportional to 21,645.78, 32,469.91 and 6,064.62 is: 9,097.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,645.78 : 32,469.91 = 6,064.62 : x
  2. Step 2: Convert to fraction form
    21,645.78/32,469.91 = 6,064.62/x
  3. Step 3: Cross multiply
    21,645.78x = 32,469.91 × 6,064.62
  4. Step 4: Simplify right side
    21,645.78x = 196,917,665.58
  5. Step 5: Solve for x
    x = 196,917,665.58/21,645.78
  6. Step 6: Final answer
    x = 9,097.28

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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.