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Finding the Fourth Proportional to 23,153, 34,748.12 and 12,063

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Solution

The fourth proportional to 23,153, 34,748.12 and 12,063 is: 18,104.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,153 : 34,748.12 = 12,063 : x
  2. Step 2: Convert to fraction form
    23,153/34,748.12 = 12,063/x
  3. Step 3: Cross multiply
    23,153x = 34,748.12 × 12,063
  4. Step 4: Simplify right side
    23,153x = 419,166,571.56
  5. Step 5: Solve for x
    x = 419,166,571.56/23,153
  6. Step 6: Final answer
    x = 18,104.20

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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.