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Finding the Fourth Proportional to 17,794.44, 26,697.78 and 7,940.52

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Solution

The fourth proportional to 17,794.44, 26,697.78 and 7,940.52 is: 11,913.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,794.44 : 26,697.78 = 7,940.52 : x
  2. Step 2: Convert to fraction form
    17,794.44/26,697.78 = 7,940.52/x
  3. Step 3: Cross multiply
    17,794.44x = 26,697.78 × 7,940.52
  4. Step 4: Simplify right side
    17,794.44x = 211,994,256.05
  5. Step 5: Solve for x
    x = 211,994,256.05/17,794.44
  6. Step 6: Final answer
    x = 11,913.51

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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.