Home / 47,909.67-71,891.24-19,850.46

Finding the Fourth Proportional to 47,909.67, 71,891.24 and 19,850.46

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Solution

The fourth proportional to 47,909.67, 71,891.24 and 19,850.46 is: 29,786.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,909.67 : 71,891.24 = 19,850.46 : x
  2. Step 2: Convert to fraction form
    47,909.67/71,891.24 = 19,850.46/x
  3. Step 3: Cross multiply
    47,909.67x = 71,891.24 × 19,850.46
  4. Step 4: Simplify right side
    47,909.67x = 1,427,074,084.72
  5. Step 5: Solve for x
    x = 1,427,074,084.72/47,909.67
  6. Step 6: Final answer
    x = 29,786.77

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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.