Home / 12,467.08-17,227.38-11,859.64

Finding the Fourth Proportional to 12,467.08, 17,227.38 and 11,859.64

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Solution

The fourth proportional to 12,467.08, 17,227.38 and 11,859.64 is: 16,388.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,467.08 : 17,227.38 = 11,859.64 : x
  2. Step 2: Convert to fraction form
    12,467.08/17,227.38 = 11,859.64/x
  3. Step 3: Cross multiply
    12,467.08x = 17,227.38 × 11,859.64
  4. Step 4: Simplify right side
    12,467.08x = 204,310,524.94
  5. Step 5: Solve for x
    x = 204,310,524.94/12,467.08
  6. Step 6: Final answer
    x = 16,388.00

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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.