Home / 12,984.87-19,469.52-5,956.08

Finding the Fourth Proportional to 12,984.87, 19,469.52 and 5,956.08

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Solution

The fourth proportional to 12,984.87, 19,469.52 and 5,956.08 is: 8,930.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,984.87 : 19,469.52 = 5,956.08 : x
  2. Step 2: Convert to fraction form
    12,984.87/19,469.52 = 5,956.08/x
  3. Step 3: Cross multiply
    12,984.87x = 19,469.52 × 5,956.08
  4. Step 4: Simplify right side
    12,984.87x = 115,962,018.68
  5. Step 5: Solve for x
    x = 115,962,018.68/12,984.87
  6. Step 6: Final answer
    x = 8,930.55

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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.