Home / 29,835.44-41,171.79-16,406.55

Finding the Fourth Proportional to 29,835.44, 41,171.79 and 16,406.55

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Solution

The fourth proportional to 29,835.44, 41,171.79 and 16,406.55 is: 22,640.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,835.44 : 41,171.79 = 16,406.55 : x
  2. Step 2: Convert to fraction form
    29,835.44/41,171.79 = 16,406.55/x
  3. Step 3: Cross multiply
    29,835.44x = 41,171.79 × 16,406.55
  4. Step 4: Simplify right side
    29,835.44x = 675,487,092.75
  5. Step 5: Solve for x
    x = 675,487,092.75/29,835.44
  6. Step 6: Final answer
    x = 22,640.43

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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.