Home / 38,945.13-53,744.27-22,181.37

Finding the Fourth Proportional to 38,945.13, 53,744.27 and 22,181.37

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Solution

The fourth proportional to 38,945.13, 53,744.27 and 22,181.37 is: 30,610.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,945.13 : 53,744.27 = 22,181.37 : x
  2. Step 2: Convert to fraction form
    38,945.13/53,744.27 = 22,181.37/x
  3. Step 3: Cross multiply
    38,945.13x = 53,744.27 × 22,181.37
  4. Step 4: Simplify right side
    38,945.13x = 1,192,121,538.25
  5. Step 5: Solve for x
    x = 1,192,121,538.25/38,945.13
  6. Step 6: Final answer
    x = 30,610.29

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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.