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Finding the Fourth Proportional to 17,151.97, 25,771.02 and 10,914.70

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Solution

The fourth proportional to 17,151.97, 25,771.02 and 10,914.70 is: 16,399.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,151.97 : 25,771.02 = 10,914.70 : x
  2. Step 2: Convert to fraction form
    17,151.97/25,771.02 = 10,914.70/x
  3. Step 3: Cross multiply
    17,151.97x = 25,771.02 × 10,914.70
  4. Step 4: Simplify right side
    17,151.97x = 281,282,951.99
  5. Step 5: Solve for x
    x = 281,282,951.99/17,151.97
  6. Step 6: Final answer
    x = 16,399.45

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.