Home / 47,926.76-71,912.44-18,334.84

Finding the Fourth Proportional to 47,926.76, 71,912.44 and 18,334.84

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Solution

The fourth proportional to 47,926.76, 71,912.44 and 18,334.84 is: 27,510.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,926.76 : 71,912.44 = 18,334.84 : x
  2. Step 2: Convert to fraction form
    47,926.76/71,912.44 = 18,334.84/x
  3. Step 3: Cross multiply
    47,926.76x = 71,912.44 × 18,334.84
  4. Step 4: Simplify right side
    47,926.76x = 1,318,503,081.41
  5. Step 5: Solve for x
    x = 1,318,503,081.41/47,926.76
  6. Step 6: Final answer
    x = 27,510.79

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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.