Home / 47,650.82-71,461.64-18,072.86

Finding the Fourth Proportional to 47,650.82, 71,461.64 and 18,072.86

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Solution

The fourth proportional to 47,650.82, 71,461.64 and 18,072.86 is: 27,103.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,650.82 : 71,461.64 = 18,072.86 : x
  2. Step 2: Convert to fraction form
    47,650.82/71,461.64 = 18,072.86/x
  3. Step 3: Cross multiply
    47,650.82x = 71,461.64 × 18,072.86
  4. Step 4: Simplify right side
    47,650.82x = 1,291,515,902.96
  5. Step 5: Solve for x
    x = 1,291,515,902.96/47,650.82
  6. Step 6: Final answer
    x = 27,103.75

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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.