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Finding the Fourth Proportional to 23,892.12, 35,844.12 and 8,309.88

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Solution

The fourth proportional to 23,892.12, 35,844.12 and 8,309.88 is: 12,466.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,892.12 : 35,844.12 = 8,309.88 : x
  2. Step 2: Convert to fraction form
    23,892.12/35,844.12 = 8,309.88/x
  3. Step 3: Cross multiply
    23,892.12x = 35,844.12 × 8,309.88
  4. Step 4: Simplify right side
    23,892.12x = 297,860,335.91
  5. Step 5: Solve for x
    x = 297,860,335.91/23,892.12
  6. Step 6: Final answer
    x = 12,466.89

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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.