Home / 17,197.88-25,800.60-5,512.28

Finding the Fourth Proportional to 17,197.88, 25,800.60 and 5,512.28

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Solution

The fourth proportional to 17,197.88, 25,800.60 and 5,512.28 is: 8,269.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,197.88 : 25,800.60 = 5,512.28 : x
  2. Step 2: Convert to fraction form
    17,197.88/25,800.60 = 5,512.28/x
  3. Step 3: Cross multiply
    17,197.88x = 25,800.60 × 5,512.28
  4. Step 4: Simplify right side
    17,197.88x = 142,220,131.37
  5. Step 5: Solve for x
    x = 142,220,131.37/17,197.88
  6. Step 6: Final answer
    x = 8,269.63

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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.