Home / 27,249.58-37,604.55-15,919.72

Finding the Fourth Proportional to 27,249.58, 37,604.55 and 15,919.72

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Solution

The fourth proportional to 27,249.58, 37,604.55 and 15,919.72 is: 21,969.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,249.58 : 37,604.55 = 15,919.72 : x
  2. Step 2: Convert to fraction form
    27,249.58/37,604.55 = 15,919.72/x
  3. Step 3: Cross multiply
    27,249.58x = 37,604.55 × 15,919.72
  4. Step 4: Simplify right side
    27,249.58x = 598,653,906.73
  5. Step 5: Solve for x
    x = 598,653,906.73/27,249.58
  6. Step 6: Final answer
    x = 21,969.29

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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.