Home / 12,396.36-18,597.30-5,819.04

Finding the Fourth Proportional to 12,396.36, 18,597.30 and 5,819.04

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Solution

The fourth proportional to 12,396.36, 18,597.30 and 5,819.04 is: 8,729.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,396.36 : 18,597.30 = 5,819.04 : x
  2. Step 2: Convert to fraction form
    12,396.36/18,597.30 = 5,819.04/x
  3. Step 3: Cross multiply
    12,396.36x = 18,597.30 × 5,819.04
  4. Step 4: Simplify right side
    12,396.36x = 108,218,432.59
  5. Step 5: Solve for x
    x = 108,218,432.59/12,396.36
  6. Step 6: Final answer
    x = 8,729.86

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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.