Home / 41,996.64-63,033.84-21,234.72

Finding the Fourth Proportional to 41,996.64, 63,033.84 and 21,234.72

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Solution

The fourth proportional to 41,996.64, 63,033.84 and 21,234.72 is: 31,871.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,996.64 : 63,033.84 = 21,234.72 : x
  2. Step 2: Convert to fraction form
    41,996.64/63,033.84 = 21,234.72/x
  3. Step 3: Cross multiply
    41,996.64x = 63,033.84 × 21,234.72
  4. Step 4: Simplify right side
    41,996.64x = 1,338,505,942.92
  5. Step 5: Solve for x
    x = 1,338,505,942.92/41,996.64
  6. Step 6: Final answer
    x = 31,871.74

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.