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Finding the Fourth Proportional to 27,395.78, 41,092.58 and 19,051.22

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Solution

The fourth proportional to 27,395.78, 41,092.58 and 19,051.22 is: 28,576.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,395.78 : 41,092.58 = 19,051.22 : x
  2. Step 2: Convert to fraction form
    27,395.78/41,092.58 = 19,051.22/x
  3. Step 3: Cross multiply
    27,395.78x = 41,092.58 × 19,051.22
  4. Step 4: Simplify right side
    27,395.78x = 782,863,781.95
  5. Step 5: Solve for x
    x = 782,863,781.95/27,395.78
  6. Step 6: Final answer
    x = 28,576.07

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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.