Home / 33,418.48-46,115.76-18,308.38

Finding the Fourth Proportional to 33,418.48, 46,115.76 and 18,308.38

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Solution

The fourth proportional to 33,418.48, 46,115.76 and 18,308.38 is: 25,264.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,418.48 : 46,115.76 = 18,308.38 : x
  2. Step 2: Convert to fraction form
    33,418.48/46,115.76 = 18,308.38/x
  3. Step 3: Cross multiply
    33,418.48x = 46,115.76 × 18,308.38
  4. Step 4: Simplify right side
    33,418.48x = 844,304,858.07
  5. Step 5: Solve for x
    x = 844,304,858.07/33,418.48
  6. Step 6: Final answer
    x = 25,264.61

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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.