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Finding the Fourth Proportional to 41,674.64, 57,512.63 and 22,811.76

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Solution

The fourth proportional to 41,674.64, 57,512.63 and 22,811.76 is: 31,481.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,674.64 : 57,512.63 = 22,811.76 : x
  2. Step 2: Convert to fraction form
    41,674.64/57,512.63 = 22,811.76/x
  3. Step 3: Cross multiply
    41,674.64x = 57,512.63 × 22,811.76
  4. Step 4: Simplify right side
    41,674.64x = 1,311,964,369.56
  5. Step 5: Solve for x
    x = 1,311,964,369.56/41,674.64
  6. Step 6: Final answer
    x = 31,481.12

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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.