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Finding the Fourth Proportional to 23,893.88, 35,818.43 and 8,087.85

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Solution

The fourth proportional to 23,893.88, 35,818.43 and 8,087.85 is: 12,124.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,893.88 : 35,818.43 = 8,087.85 : x
  2. Step 2: Convert to fraction form
    23,893.88/35,818.43 = 8,087.85/x
  3. Step 3: Cross multiply
    23,893.88x = 35,818.43 × 8,087.85
  4. Step 4: Simplify right side
    23,893.88x = 289,694,109.30
  5. Step 5: Solve for x
    x = 289,694,109.30/23,893.88
  6. Step 6: Final answer
    x = 12,124.20

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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.