Home / 26,903.26-37,078.17-21,884.02

Finding the Fourth Proportional to 26,903.26, 37,078.17 and 21,884.02

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Solution

The fourth proportional to 26,903.26, 37,078.17 and 21,884.02 is: 30,160.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,903.26 : 37,078.17 = 21,884.02 : x
  2. Step 2: Convert to fraction form
    26,903.26/37,078.17 = 21,884.02/x
  3. Step 3: Cross multiply
    26,903.26x = 37,078.17 × 21,884.02
  4. Step 4: Simplify right side
    26,903.26x = 811,419,413.84
  5. Step 5: Solve for x
    x = 811,419,413.84/26,903.26
  6. Step 6: Final answer
    x = 30,160.64

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.