Home / 45,236.94-67,839.75-18,575.37

Finding the Fourth Proportional to 45,236.94, 67,839.75 and 18,575.37

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Solution

The fourth proportional to 45,236.94, 67,839.75 and 18,575.37 is: 27,856.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,236.94 : 67,839.75 = 18,575.37 : x
  2. Step 2: Convert to fraction form
    45,236.94/67,839.75 = 18,575.37/x
  3. Step 3: Cross multiply
    45,236.94x = 67,839.75 × 18,575.37
  4. Step 4: Simplify right side
    45,236.94x = 1,260,148,456.96
  5. Step 5: Solve for x
    x = 1,260,148,456.96/45,236.94
  6. Step 6: Final answer
    x = 27,856.62

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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.