Home / 19,185.24-26,481.42-11,229.24

Finding the Fourth Proportional to 19,185.24, 26,481.42 and 11,229.24

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Solution

The fourth proportional to 19,185.24, 26,481.42 and 11,229.24 is: 15,499.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,185.24 : 26,481.42 = 11,229.24 : x
  2. Step 2: Convert to fraction form
    19,185.24/26,481.42 = 11,229.24/x
  3. Step 3: Cross multiply
    19,185.24x = 26,481.42 × 11,229.24
  4. Step 4: Simplify right side
    19,185.24x = 297,366,220.72
  5. Step 5: Solve for x
    x = 297,366,220.72/19,185.24
  6. Step 6: Final answer
    x = 15,499.74

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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.