Home / 33,721.82-46,536.27-18,614.21

Finding the Fourth Proportional to 33,721.82, 46,536.27 and 18,614.21

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Solution

The fourth proportional to 33,721.82, 46,536.27 and 18,614.21 is: 25,687.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,721.82 : 46,536.27 = 18,614.21 : x
  2. Step 2: Convert to fraction form
    33,721.82/46,536.27 = 18,614.21/x
  3. Step 3: Cross multiply
    33,721.82x = 46,536.27 × 18,614.21
  4. Step 4: Simplify right side
    33,721.82x = 866,235,704.62
  5. Step 5: Solve for x
    x = 866,235,704.62/33,721.82
  6. Step 6: Final answer
    x = 25,687.69

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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.