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Finding the Fourth Proportional to 17,525.92, 26,164.02 and 16,910.79

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Solution

The fourth proportional to 17,525.92, 26,164.02 and 16,910.79 is: 25,245.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,525.92 : 26,164.02 = 16,910.79 : x
  2. Step 2: Convert to fraction form
    17,525.92/26,164.02 = 16,910.79/x
  3. Step 3: Cross multiply
    17,525.92x = 26,164.02 × 16,910.79
  4. Step 4: Simplify right side
    17,525.92x = 442,454,247.78
  5. Step 5: Solve for x
    x = 442,454,247.78/17,525.92
  6. Step 6: Final answer
    x = 25,245.71

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.