Home / 17,991.08-26,982.77-10,101.27

Finding the Fourth Proportional to 17,991.08, 26,982.77 and 10,101.27

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Solution

The fourth proportional to 17,991.08, 26,982.77 and 10,101.27 is: 15,149.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,991.08 : 26,982.77 = 10,101.27 : x
  2. Step 2: Convert to fraction form
    17,991.08/26,982.77 = 10,101.27/x
  3. Step 3: Cross multiply
    17,991.08x = 26,982.77 × 10,101.27
  4. Step 4: Simplify right side
    17,991.08x = 272,560,194.61
  5. Step 5: Solve for x
    x = 272,560,194.61/17,991.08
  6. Step 6: Final answer
    x = 15,149.74

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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.