Home / 33,434.12-46,138.68-18,326.61

Finding the Fourth Proportional to 33,434.12, 46,138.68 and 18,326.61

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Solution

The fourth proportional to 33,434.12, 46,138.68 and 18,326.61 is: 25,290.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,434.12 : 46,138.68 = 18,326.61 : x
  2. Step 2: Convert to fraction form
    33,434.12/46,138.68 = 18,326.61/x
  3. Step 3: Cross multiply
    33,434.12x = 46,138.68 × 18,326.61
  4. Step 4: Simplify right side
    33,434.12x = 845,565,594.27
  5. Step 5: Solve for x
    x = 845,565,594.27/33,434.12
  6. Step 6: Final answer
    x = 25,290.50

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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.