Home / 33,290.73-45,920.12-25,315.47

Finding the Fourth Proportional to 33,290.73, 45,920.12 and 25,315.47

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Solution

The fourth proportional to 33,290.73, 45,920.12 and 25,315.47 is: 34,919.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,290.73 : 45,920.12 = 25,315.47 : x
  2. Step 2: Convert to fraction form
    33,290.73/45,920.12 = 25,315.47/x
  3. Step 3: Cross multiply
    33,290.73x = 45,920.12 × 25,315.47
  4. Step 4: Simplify right side
    33,290.73x = 1,162,489,293.68
  5. Step 5: Solve for x
    x = 1,162,489,293.68/33,290.73
  6. Step 6: Final answer
    x = 34,919.31

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Similar ratio
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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.