Home / 33,275.25-45,918.12-18,167.79

Finding the Fourth Proportional to 33,275.25, 45,918.12 and 18,167.79

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Solution

The fourth proportional to 33,275.25, 45,918.12 and 18,167.79 is: 25,070.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,275.25 : 45,918.12 = 18,167.79 : x
  2. Step 2: Convert to fraction form
    33,275.25/45,918.12 = 18,167.79/x
  3. Step 3: Cross multiply
    33,275.25x = 45,918.12 × 18,167.79
  4. Step 4: Simplify right side
    33,275.25x = 834,230,761.35
  5. Step 5: Solve for x
    x = 834,230,761.35/33,275.25
  6. Step 6: Final answer
    x = 25,070.61

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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.