Home / 33,326.93-45,992.39-18,220.59

Finding the Fourth Proportional to 33,326.93, 45,992.39 and 18,220.59

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Solution

The fourth proportional to 33,326.93, 45,992.39 and 18,220.59 is: 25,145.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,326.93 : 45,992.39 = 18,220.59 : x
  2. Step 2: Convert to fraction form
    33,326.93/45,992.39 = 18,220.59/x
  3. Step 3: Cross multiply
    33,326.93x = 45,992.39 × 18,220.59
  4. Step 4: Simplify right side
    33,326.93x = 838,008,390.21
  5. Step 5: Solve for x
    x = 838,008,390.21/33,326.93
  6. Step 6: Final answer
    x = 25,145.09

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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.