Home / 33,212.09-45,832.74-18,104.87

Finding the Fourth Proportional to 33,212.09, 45,832.74 and 18,104.87

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Solution

The fourth proportional to 33,212.09, 45,832.74 and 18,104.87 is: 24,984.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,212.09 : 45,832.74 = 18,104.87 : x
  2. Step 2: Convert to fraction form
    33,212.09/45,832.74 = 18,104.87/x
  3. Step 3: Cross multiply
    33,212.09x = 45,832.74 × 18,104.87
  4. Step 4: Simplify right side
    33,212.09x = 829,795,799.44
  5. Step 5: Solve for x
    x = 829,795,799.44/33,212.09
  6. Step 6: Final answer
    x = 24,984.75

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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.