Home / 25,992.12-38,982.22-7,273.48

Finding the Fourth Proportional to 25,992.12, 38,982.22 and 7,273.48

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Solution

The fourth proportional to 25,992.12, 38,982.22 and 7,273.48 is: 10,908.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,992.12 : 38,982.22 = 7,273.48 : x
  2. Step 2: Convert to fraction form
    25,992.12/38,982.22 = 7,273.48/x
  3. Step 3: Cross multiply
    25,992.12x = 38,982.22 × 7,273.48
  4. Step 4: Simplify right side
    25,992.12x = 283,536,397.53
  5. Step 5: Solve for x
    x = 283,536,397.53/25,992.12
  6. Step 6: Final answer
    x = 10,908.55

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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.