Home / 29,722.73-41,010.63-20,163.92

Finding the Fourth Proportional to 29,722.73, 41,010.63 and 20,163.92

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Solution

The fourth proportional to 29,722.73, 41,010.63 and 20,163.92 is: 27,821.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,722.73 : 41,010.63 = 20,163.92 : x
  2. Step 2: Convert to fraction form
    29,722.73/41,010.63 = 20,163.92/x
  3. Step 3: Cross multiply
    29,722.73x = 41,010.63 × 20,163.92
  4. Step 4: Simplify right side
    29,722.73x = 826,935,062.47
  5. Step 5: Solve for x
    x = 826,935,062.47/29,722.73
  6. Step 6: Final answer
    x = 27,821.64

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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.