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Finding the Fourth Proportional to 41,309.76, 61,881.48 and 19,092.54

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Solution

The fourth proportional to 41,309.76, 61,881.48 and 19,092.54 is: 28,600.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,309.76 : 61,881.48 = 19,092.54 : x
  2. Step 2: Convert to fraction form
    41,309.76/61,881.48 = 19,092.54/x
  3. Step 3: Cross multiply
    41,309.76x = 61,881.48 × 19,092.54
  4. Step 4: Simplify right side
    41,309.76x = 1,181,474,632.16
  5. Step 5: Solve for x
    x = 1,181,474,632.16/41,309.76
  6. Step 6: Final answer
    x = 28,600.38

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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.