Home / 11,825.78-17,634.36-11,244.42

Finding the Fourth Proportional to 11,825.78, 17,634.36 and 11,244.42

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Solution

The fourth proportional to 11,825.78, 17,634.36 and 11,244.42 is: 16,767.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,825.78 : 17,634.36 = 11,244.42 : x
  2. Step 2: Convert to fraction form
    11,825.78/17,634.36 = 11,244.42/x
  3. Step 3: Cross multiply
    11,825.78x = 17,634.36 × 11,244.42
  4. Step 4: Simplify right side
    11,825.78x = 198,288,150.27
  5. Step 5: Solve for x
    x = 198,288,150.27/11,825.78
  6. Step 6: Final answer
    x = 16,767.45

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.