Home / 47,418.27-71,131.05-14,135.73

Finding the Fourth Proportional to 47,418.27, 71,131.05 and 14,135.73

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Solution

The fourth proportional to 47,418.27, 71,131.05 and 14,135.73 is: 21,204.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,418.27 : 71,131.05 = 14,135.73 : x
  2. Step 2: Convert to fraction form
    47,418.27/71,131.05 = 14,135.73/x
  3. Step 3: Cross multiply
    47,418.27x = 71,131.05 × 14,135.73
  4. Step 4: Simplify right side
    47,418.27x = 1,005,489,317.42
  5. Step 5: Solve for x
    x = 1,005,489,317.42/47,418.27
  6. Step 6: Final answer
    x = 21,204.68

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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.