Home / 38,997.44-53,816.26-21,092.39

Finding the Fourth Proportional to 38,997.44, 53,816.26 and 21,092.39

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Solution

The fourth proportional to 38,997.44, 53,816.26 and 21,092.39 is: 29,107.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,997.44 : 53,816.26 = 21,092.39 : x
  2. Step 2: Convert to fraction form
    38,997.44/53,816.26 = 21,092.39/x
  3. Step 3: Cross multiply
    38,997.44x = 53,816.26 × 21,092.39
  4. Step 4: Simplify right side
    38,997.44x = 1,135,113,544.26
  5. Step 5: Solve for x
    x = 1,135,113,544.26/38,997.44
  6. Step 6: Final answer
    x = 29,107.39

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.