Home / 47,965.33-71,906.96-18,404.38

Finding the Fourth Proportional to 47,965.33, 71,906.96 and 18,404.38

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Solution

The fourth proportional to 47,965.33, 71,906.96 and 18,404.38 is: 27,590.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,965.33 : 71,906.96 = 18,404.38 : x
  2. Step 2: Convert to fraction form
    47,965.33/71,906.96 = 18,404.38/x
  3. Step 3: Cross multiply
    47,965.33x = 71,906.96 × 18,404.38
  4. Step 4: Simplify right side
    47,965.33x = 1,323,402,656.95
  5. Step 5: Solve for x
    x = 1,323,402,656.95/47,965.33
  6. Step 6: Final answer
    x = 27,590.82

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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.