Home / 27,851.23-41,789.40-13,825.27

Finding the Fourth Proportional to 27,851.23, 41,789.40 and 13,825.27

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Solution

The fourth proportional to 27,851.23, 41,789.40 and 13,825.27 is: 20,744.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,851.23 : 41,789.40 = 13,825.27 : x
  2. Step 2: Convert to fraction form
    27,851.23/41,789.40 = 13,825.27/x
  3. Step 3: Cross multiply
    27,851.23x = 41,789.40 × 13,825.27
  4. Step 4: Simplify right side
    27,851.23x = 577,749,738.14
  5. Step 5: Solve for x
    x = 577,749,738.14/27,851.23
  6. Step 6: Final answer
    x = 20,744.14

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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.