Home / 33,691.20-46,494.12-18,584.40

Finding the Fourth Proportional to 33,691.20, 46,494.12 and 18,584.40

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Solution

The fourth proportional to 33,691.20, 46,494.12 and 18,584.40 is: 25,646.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,691.20 : 46,494.12 = 18,584.40 : x
  2. Step 2: Convert to fraction form
    33,691.20/46,494.12 = 18,584.40/x
  3. Step 3: Cross multiply
    33,691.20x = 46,494.12 × 18,584.40
  4. Step 4: Simplify right side
    33,691.20x = 864,065,323.73
  5. Step 5: Solve for x
    x = 864,065,323.73/33,691.20
  6. Step 6: Final answer
    x = 25,646.62

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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.