Home / 24,286.78-33,515.22-13,531.64

Finding the Fourth Proportional to 24,286.78, 33,515.22 and 13,531.64

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Solution

The fourth proportional to 24,286.78, 33,515.22 and 13,531.64 is: 18,673.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,286.78 : 33,515.22 = 13,531.64 : x
  2. Step 2: Convert to fraction form
    24,286.78/33,515.22 = 13,531.64/x
  3. Step 3: Cross multiply
    24,286.78x = 33,515.22 × 13,531.64
  4. Step 4: Simplify right side
    24,286.78x = 453,515,891.56
  5. Step 5: Solve for x
    x = 453,515,891.56/24,286.78
  6. Step 6: Final answer
    x = 18,673.36

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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.