Home / 33,107.08-45,687.18-18,000.04

Finding the Fourth Proportional to 33,107.08, 45,687.18 and 18,000.04

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Solution

The fourth proportional to 33,107.08, 45,687.18 and 18,000.04 is: 24,839.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,107.08 : 45,687.18 = 18,000.04 : x
  2. Step 2: Convert to fraction form
    33,107.08/45,687.18 = 18,000.04/x
  3. Step 3: Cross multiply
    33,107.08x = 45,687.18 × 18,000.04
  4. Step 4: Simplify right side
    33,107.08x = 822,371,067.49
  5. Step 5: Solve for x
    x = 822,371,067.49/33,107.08
  6. Step 6: Final answer
    x = 24,839.73

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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.