Home / 17,018.88-25,528.34-8,255.08

Finding the Fourth Proportional to 17,018.88, 25,528.34 and 8,255.08

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Solution

The fourth proportional to 17,018.88, 25,528.34 and 8,255.08 is: 12,382.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,018.88 : 25,528.34 = 8,255.08 : x
  2. Step 2: Convert to fraction form
    17,018.88/25,528.34 = 8,255.08/x
  3. Step 3: Cross multiply
    17,018.88x = 25,528.34 × 8,255.08
  4. Step 4: Simplify right side
    17,018.88x = 210,738,488.97
  5. Step 5: Solve for x
    x = 210,738,488.97/17,018.88
  6. Step 6: Final answer
    x = 12,382.63

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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.