Home / 23,961.42-33,067.53-13,350.78

Finding the Fourth Proportional to 23,961.42, 33,067.53 and 13,350.78

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Solution

The fourth proportional to 23,961.42, 33,067.53 and 13,350.78 is: 18,424.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,961.42 : 33,067.53 = 13,350.78 : x
  2. Step 2: Convert to fraction form
    23,961.42/33,067.53 = 13,350.78/x
  3. Step 3: Cross multiply
    23,961.42x = 33,067.53 × 13,350.78
  4. Step 4: Simplify right side
    23,961.42x = 441,477,318.17
  5. Step 5: Solve for x
    x = 441,477,318.17/23,961.42
  6. Step 6: Final answer
    x = 18,424.51

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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.