Home / 47,905.98-71,858.97-12,844.73

Finding the Fourth Proportional to 47,905.98, 71,858.97 and 12,844.73

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Solution

The fourth proportional to 47,905.98, 71,858.97 and 12,844.73 is: 19,267.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,905.98 : 71,858.97 = 12,844.73 : x
  2. Step 2: Convert to fraction form
    47,905.98/71,858.97 = 12,844.73/x
  3. Step 3: Cross multiply
    47,905.98x = 71,858.97 × 12,844.73
  4. Step 4: Simplify right side
    47,905.98x = 923,008,708.43
  5. Step 5: Solve for x
    x = 923,008,708.43/47,905.98
  6. Step 6: Final answer
    x = 19,267.09

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Similar ratio
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1.5x scale

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.