Home / 17,219.58-23,766.99-11,240.70

Finding the Fourth Proportional to 17,219.58, 23,766.99 and 11,240.70

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Solution

The fourth proportional to 17,219.58, 23,766.99 and 11,240.70 is: 15,514.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,219.58 : 23,766.99 = 11,240.70 : x
  2. Step 2: Convert to fraction form
    17,219.58/23,766.99 = 11,240.70/x
  3. Step 3: Cross multiply
    17,219.58x = 23,766.99 × 11,240.70
  4. Step 4: Simplify right side
    17,219.58x = 267,157,604.49
  5. Step 5: Solve for x
    x = 267,157,604.49/17,219.58
  6. Step 6: Final answer
    x = 15,514.76

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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.