Home / 25,982.25-35,849.22-15,365.99

Finding the Fourth Proportional to 25,982.25, 35,849.22 and 15,365.99

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Solution

The fourth proportional to 25,982.25, 35,849.22 and 15,365.99 is: 21,201.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,982.25 : 35,849.22 = 15,365.99 : x
  2. Step 2: Convert to fraction form
    25,982.25/35,849.22 = 15,365.99/x
  3. Step 3: Cross multiply
    25,982.25x = 35,849.22 × 15,365.99
  4. Step 4: Simplify right side
    25,982.25x = 550,858,576.78
  5. Step 5: Solve for x
    x = 550,858,576.78/25,982.25
  6. Step 6: Final answer
    x = 21,201.34

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1.5x scale

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.