Home / 33,305.12-45,959.64-18,197.54

Finding the Fourth Proportional to 33,305.12, 45,959.64 and 18,197.54

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Solution

The fourth proportional to 33,305.12, 45,959.64 and 18,197.54 is: 25,111.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,305.12 : 45,959.64 = 18,197.54 : x
  2. Step 2: Convert to fraction form
    33,305.12/45,959.64 = 18,197.54/x
  3. Step 3: Cross multiply
    33,305.12x = 45,959.64 × 18,197.54
  4. Step 4: Simplify right side
    33,305.12x = 836,352,387.29
  5. Step 5: Solve for x
    x = 836,352,387.29/33,305.12
  6. Step 6: Final answer
    x = 25,111.83

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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.