Home / 23,274.88-34,890.64-8,480.43

Finding the Fourth Proportional to 23,274.88, 34,890.64 and 8,480.43

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Solution

The fourth proportional to 23,274.88, 34,890.64 and 8,480.43 is: 12,712.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,274.88 : 34,890.64 = 8,480.43 : x
  2. Step 2: Convert to fraction form
    23,274.88/34,890.64 = 8,480.43/x
  3. Step 3: Cross multiply
    23,274.88x = 34,890.64 × 8,480.43
  4. Step 4: Simplify right side
    23,274.88x = 295,887,608.97
  5. Step 5: Solve for x
    x = 295,887,608.97/23,274.88
  6. Step 6: Final answer
    x = 12,712.75

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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.