Home / 27,824.92-38,398.32-15,249.70

Finding the Fourth Proportional to 27,824.92, 38,398.32 and 15,249.70

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Solution

The fourth proportional to 27,824.92, 38,398.32 and 15,249.70 is: 21,044.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,824.92 : 38,398.32 = 15,249.70 : x
  2. Step 2: Convert to fraction form
    27,824.92/38,398.32 = 15,249.70/x
  3. Step 3: Cross multiply
    27,824.92x = 38,398.32 × 15,249.70
  4. Step 4: Simplify right side
    27,824.92x = 585,562,860.50
  5. Step 5: Solve for x
    x = 585,562,860.50/27,824.92
  6. Step 6: Final answer
    x = 21,044.55

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.