Home / 33,062.25-45,626.94-18,721.86

Finding the Fourth Proportional to 33,062.25, 45,626.94 and 18,721.86

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Solution

The fourth proportional to 33,062.25, 45,626.94 and 18,721.86 is: 25,836.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,062.25 : 45,626.94 = 18,721.86 : x
  2. Step 2: Convert to fraction form
    33,062.25/45,626.94 = 18,721.86/x
  3. Step 3: Cross multiply
    33,062.25x = 45,626.94 × 18,721.86
  4. Step 4: Simplify right side
    33,062.25x = 854,221,182.91
  5. Step 5: Solve for x
    x = 854,221,182.91/33,062.25
  6. Step 6: Final answer
    x = 25,836.75

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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.