Home / 27,218.97-40,792.01-11,409.39

Finding the Fourth Proportional to 27,218.97, 40,792.01 and 11,409.39

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Solution

The fourth proportional to 27,218.97, 40,792.01 and 11,409.39 is: 17,098.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,218.97 : 40,792.01 = 11,409.39 : x
  2. Step 2: Convert to fraction form
    27,218.97/40,792.01 = 11,409.39/x
  3. Step 3: Cross multiply
    27,218.97x = 40,792.01 × 11,409.39
  4. Step 4: Simplify right side
    27,218.97x = 465,411,893.93
  5. Step 5: Solve for x
    x = 465,411,893.93/27,218.97
  6. Step 6: Final answer
    x = 17,098.81

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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.