Home / 27,185.32-37,516.39-15,249.54

Finding the Fourth Proportional to 27,185.32, 37,516.39 and 15,249.54

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Solution

The fourth proportional to 27,185.32, 37,516.39 and 15,249.54 is: 21,044.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,185.32 : 37,516.39 = 15,249.54 : x
  2. Step 2: Convert to fraction form
    27,185.32/37,516.39 = 15,249.54/x
  3. Step 3: Cross multiply
    27,185.32x = 37,516.39 × 15,249.54
  4. Step 4: Simplify right side
    27,185.32x = 572,107,729.90
  5. Step 5: Solve for x
    x = 572,107,729.90/27,185.32
  6. Step 6: Final answer
    x = 21,044.73

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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.