Home / 33,434.38-46,138.44-18,326.71

Finding the Fourth Proportional to 33,434.38, 46,138.44 and 18,326.71

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Solution

The fourth proportional to 33,434.38, 46,138.44 and 18,326.71 is: 25,290.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,434.38 : 46,138.44 = 18,326.71 : x
  2. Step 2: Convert to fraction form
    33,434.38/46,138.44 = 18,326.71/x
  3. Step 3: Cross multiply
    33,434.38x = 46,138.44 × 18,326.71
  4. Step 4: Simplify right side
    33,434.38x = 845,565,809.73
  5. Step 5: Solve for x
    x = 845,565,809.73/33,434.38
  6. Step 6: Final answer
    x = 25,290.31

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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.