Home / 38,997.23-53,816.00-21,092.27

Finding the Fourth Proportional to 38,997.23, 53,816.00 and 21,092.27

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Solution

The fourth proportional to 38,997.23, 53,816.00 and 21,092.27 is: 29,107.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,997.23 : 53,816.00 = 21,092.27 : x
  2. Step 2: Convert to fraction form
    38,997.23/53,816.00 = 21,092.27/x
  3. Step 3: Cross multiply
    38,997.23x = 53,816.00 × 21,092.27
  4. Step 4: Simplify right side
    38,997.23x = 1,135,101,227.78
  5. Step 5: Solve for x
    x = 1,135,101,227.78/38,997.23
  6. Step 6: Final answer
    x = 29,107.23

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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.