Home / 17,093.09-25,663.48-8,778.84

Finding the Fourth Proportional to 17,093.09, 25,663.48 and 8,778.84

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Solution

The fourth proportional to 17,093.09, 25,663.48 and 8,778.84 is: 13,180.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,093.09 : 25,663.48 = 8,778.84 : x
  2. Step 2: Convert to fraction form
    17,093.09/25,663.48 = 8,778.84/x
  3. Step 3: Cross multiply
    17,093.09x = 25,663.48 × 8,778.84
  4. Step 4: Simplify right side
    17,093.09x = 225,295,540.87
  5. Step 5: Solve for x
    x = 225,295,540.87/17,093.09
  6. Step 6: Final answer
    x = 13,180.51

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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.