Home / 47,227.98-70,825.42-13,939.23

Finding the Fourth Proportional to 47,227.98, 70,825.42 and 13,939.23

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Solution

The fourth proportional to 47,227.98, 70,825.42 and 13,939.23 is: 20,903.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,227.98 : 70,825.42 = 13,939.23 : x
  2. Step 2: Convert to fraction form
    47,227.98/70,825.42 = 13,939.23/x
  3. Step 3: Cross multiply
    47,227.98x = 70,825.42 × 13,939.23
  4. Step 4: Simplify right side
    47,227.98x = 987,251,819.23
  5. Step 5: Solve for x
    x = 987,251,819.23/47,227.98
  6. Step 6: Final answer
    x = 20,903.96

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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.