Home / 40,580.21-55,997.05-22,672.73

Finding the Fourth Proportional to 40,580.21, 55,997.05 and 22,672.73

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Solution

The fourth proportional to 40,580.21, 55,997.05 and 22,672.73 is: 31,286.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,580.21 : 55,997.05 = 22,672.73 : x
  2. Step 2: Convert to fraction form
    40,580.21/55,997.05 = 22,672.73/x
  3. Step 3: Cross multiply
    40,580.21x = 55,997.05 × 22,672.73
  4. Step 4: Simplify right side
    40,580.21x = 1,269,605,995.45
  5. Step 5: Solve for x
    x = 1,269,605,995.45/40,580.21
  6. Step 6: Final answer
    x = 31,286.33

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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.