Home / 19,949.43-29,923.97-7,637.43

Finding the Fourth Proportional to 19,949.43, 29,923.97 and 7,637.43

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Solution

The fourth proportional to 19,949.43, 29,923.97 and 7,637.43 is: 11,456.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,949.43 : 29,923.97 = 7,637.43 : x
  2. Step 2: Convert to fraction form
    19,949.43/29,923.97 = 7,637.43/x
  3. Step 3: Cross multiply
    19,949.43x = 29,923.97 × 7,637.43
  4. Step 4: Simplify right side
    19,949.43x = 228,542,188.01
  5. Step 5: Solve for x
    x = 228,542,188.01/19,949.43
  6. Step 6: Final answer
    x = 11,456.08

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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.