Home / 27,991.22-41,958.77-13,008.87

Finding the Fourth Proportional to 27,991.22, 41,958.77 and 13,008.87

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Solution

The fourth proportional to 27,991.22, 41,958.77 and 13,008.87 is: 19,500.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,991.22 : 41,958.77 = 13,008.87 : x
  2. Step 2: Convert to fraction form
    27,991.22/41,958.77 = 13,008.87/x
  3. Step 3: Cross multiply
    27,991.22x = 41,958.77 × 13,008.87
  4. Step 4: Simplify right side
    27,991.22x = 545,836,119.25
  5. Step 5: Solve for x
    x = 545,836,119.25/27,991.22
  6. Step 6: Final answer
    x = 19,500.27

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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.