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Finding the Fourth Proportional to 17,149.68, 25,724.46 and 11,263.71

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Solution

The fourth proportional to 17,149.68, 25,724.46 and 11,263.71 is: 16,895.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,149.68 : 25,724.46 = 11,263.71 : x
  2. Step 2: Convert to fraction form
    17,149.68/25,724.46 = 11,263.71/x
  3. Step 3: Cross multiply
    17,149.68x = 25,724.46 × 11,263.71
  4. Step 4: Simplify right side
    17,149.68x = 289,752,857.35
  5. Step 5: Solve for x
    x = 289,752,857.35/17,149.68
  6. Step 6: Final answer
    x = 16,895.53

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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.