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Finding the Fourth Proportional to 22,441.94, 30,745.58 and 21,601.16

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Solution

The fourth proportional to 22,441.94, 30,745.58 and 21,601.16 is: 29,593.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,441.94 : 30,745.58 = 21,601.16 : x
  2. Step 2: Convert to fraction form
    22,441.94/30,745.58 = 21,601.16/x
  3. Step 3: Cross multiply
    22,441.94x = 30,745.58 × 21,601.16
  4. Step 4: Simplify right side
    22,441.94x = 664,140,192.87
  5. Step 5: Solve for x
    x = 664,140,192.87/22,441.94
  6. Step 6: Final answer
    x = 29,593.71

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.