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Finding the Fourth Proportional to 16,608.41, 22,906.64 and 10,640.64

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Solution

The fourth proportional to 16,608.41, 22,906.64 and 10,640.64 is: 14,675.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,608.41 : 22,906.64 = 10,640.64 : x
  2. Step 2: Convert to fraction form
    16,608.41/22,906.64 = 10,640.64/x
  3. Step 3: Cross multiply
    16,608.41x = 22,906.64 × 10,640.64
  4. Step 4: Simplify right side
    16,608.41x = 243,741,221.92
  5. Step 5: Solve for x
    x = 243,741,221.92/16,608.41
  6. Step 6: Final answer
    x = 14,675.77

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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.