Home / 36,481.73-50,357.23-21,379.21

Finding the Fourth Proportional to 36,481.73, 50,357.23 and 21,379.21

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Solution

The fourth proportional to 36,481.73, 50,357.23 and 21,379.21 is: 29,510.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,481.73 : 50,357.23 = 21,379.21 : x
  2. Step 2: Convert to fraction form
    36,481.73/50,357.23 = 21,379.21/x
  3. Step 3: Cross multiply
    36,481.73x = 50,357.23 × 21,379.21
  4. Step 4: Simplify right side
    36,481.73x = 1,076,597,615.85
  5. Step 5: Solve for x
    x = 1,076,597,615.85/36,481.73
  6. Step 6: Final answer
    x = 29,510.60

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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.