Home / 33,331.35-45,998.13-18,224.65

Finding the Fourth Proportional to 33,331.35, 45,998.13 and 18,224.65

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Solution

The fourth proportional to 33,331.35, 45,998.13 and 18,224.65 is: 25,150.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,331.35 : 45,998.13 = 18,224.65 : x
  2. Step 2: Convert to fraction form
    33,331.35/45,998.13 = 18,224.65/x
  3. Step 3: Cross multiply
    33,331.35x = 45,998.13 × 18,224.65
  4. Step 4: Simplify right side
    33,331.35x = 838,299,819.90
  5. Step 5: Solve for x
    x = 838,299,819.90/33,331.35
  6. Step 6: Final answer
    x = 25,150.49

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Double scale
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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.