Home / 33,517.16-46,245.38-18,981.58

Finding the Fourth Proportional to 33,517.16, 46,245.38 and 18,981.58

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Solution

The fourth proportional to 33,517.16, 46,245.38 and 18,981.58 is: 26,189.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,517.16 : 46,245.38 = 18,981.58 : x
  2. Step 2: Convert to fraction form
    33,517.16/46,245.38 = 18,981.58/x
  3. Step 3: Cross multiply
    33,517.16x = 46,245.38 × 18,981.58
  4. Step 4: Simplify right side
    33,517.16x = 877,810,380.10
  5. Step 5: Solve for x
    x = 877,810,380.10/33,517.16
  6. Step 6: Final answer
    x = 26,189.88

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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.