Home / 25,982.44-38,887.26-20,752.36

Finding the Fourth Proportional to 25,982.44, 38,887.26 and 20,752.36

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Solution

The fourth proportional to 25,982.44, 38,887.26 and 20,752.36 is: 31,059.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,982.44 : 38,887.26 = 20,752.36 : x
  2. Step 2: Convert to fraction form
    25,982.44/38,887.26 = 20,752.36/x
  3. Step 3: Cross multiply
    25,982.44x = 38,887.26 × 20,752.36
  4. Step 4: Simplify right side
    25,982.44x = 807,002,418.93
  5. Step 5: Solve for x
    x = 807,002,418.93/25,982.44
  6. Step 6: Final answer
    x = 31,059.53

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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.