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Finding the Fourth Proportional to 23,393.78, 35,080.24 and 6,749.86

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Solution

The fourth proportional to 23,393.78, 35,080.24 and 6,749.86 is: 10,121.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,393.78 : 35,080.24 = 6,749.86 : x
  2. Step 2: Convert to fraction form
    23,393.78/35,080.24 = 6,749.86/x
  3. Step 3: Cross multiply
    23,393.78x = 35,080.24 × 6,749.86
  4. Step 4: Simplify right side
    23,393.78x = 236,786,612.44
  5. Step 5: Solve for x
    x = 236,786,612.44/23,393.78
  6. Step 6: Final answer
    x = 10,121.78

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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.