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Finding the Fourth Proportional to 12,595, 18,892.56 and 3,361

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Solution

The fourth proportional to 12,595, 18,892.56 and 3,361 is: 5,041.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,595 : 18,892.56 = 3,361 : x
  2. Step 2: Convert to fraction form
    12,595/18,892.56 = 3,361/x
  3. Step 3: Cross multiply
    12,595x = 18,892.56 × 3,361
  4. Step 4: Simplify right side
    12,595x = 63,497,894.16
  5. Step 5: Solve for x
    x = 63,497,894.16/12,595
  6. Step 6: Final answer
    x = 5,041.52

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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.