Home / 33,434-46,139.16-18,530

Finding the Fourth Proportional to 33,434, 46,139.16 and 18,530

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Solution

The fourth proportional to 33,434, 46,139.16 and 18,530 is: 25,571.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,434 : 46,139.16 = 18,530 : x
  2. Step 2: Convert to fraction form
    33,434/46,139.16 = 18,530/x
  3. Step 3: Cross multiply
    33,434x = 46,139.16 × 18,530
  4. Step 4: Simplify right side
    33,434x = 854,958,634.80
  5. Step 5: Solve for x
    x = 854,958,634.80/33,434
  6. Step 6: Final answer
    x = 25,571.53

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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.