Home / 17,481.66-26,208.26-8,127.57

Finding the Fourth Proportional to 17,481.66, 26,208.26 and 8,127.57

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Solution

The fourth proportional to 17,481.66, 26,208.26 and 8,127.57 is: 12,184.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,481.66 : 26,208.26 = 8,127.57 : x
  2. Step 2: Convert to fraction form
    17,481.66/26,208.26 = 8,127.57/x
  3. Step 3: Cross multiply
    17,481.66x = 26,208.26 × 8,127.57
  4. Step 4: Simplify right side
    17,481.66x = 213,009,555.85
  5. Step 5: Solve for x
    x = 213,009,555.85/17,481.66
  6. Step 6: Final answer
    x = 12,184.75

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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.