Home / 16,874.09-25,319.64-11,255.73

Finding the Fourth Proportional to 16,874.09, 25,319.64 and 11,255.73

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Solution

The fourth proportional to 16,874.09, 25,319.64 and 11,255.73 is: 16,889.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,874.09 : 25,319.64 = 11,255.73 : x
  2. Step 2: Convert to fraction form
    16,874.09/25,319.64 = 11,255.73/x
  3. Step 3: Cross multiply
    16,874.09x = 25,319.64 × 11,255.73
  4. Step 4: Simplify right side
    16,874.09x = 284,991,031.54
  5. Step 5: Solve for x
    x = 284,991,031.54/16,874.09
  6. Step 6: Final answer
    x = 16,889.27

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1.5x scale

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.