Home / 47,936.44-71,904.60-12,876.07

Finding the Fourth Proportional to 47,936.44, 71,904.60 and 12,876.07

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Solution

The fourth proportional to 47,936.44, 71,904.60 and 12,876.07 is: 19,314.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,936.44 : 71,904.60 = 12,876.07 : x
  2. Step 2: Convert to fraction form
    47,936.44/71,904.60 = 12,876.07/x
  3. Step 3: Cross multiply
    47,936.44x = 71,904.60 × 12,876.07
  4. Step 4: Simplify right side
    47,936.44x = 925,848,662.92
  5. Step 5: Solve for x
    x = 925,848,662.92/47,936.44
  6. Step 6: Final answer
    x = 19,314.09

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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.