Home / 33,226.73-45,853.99-18,120.21

Finding the Fourth Proportional to 33,226.73, 45,853.99 and 18,120.21

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Solution

The fourth proportional to 33,226.73, 45,853.99 and 18,120.21 is: 25,006.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,226.73 : 45,853.99 = 18,120.21 : x
  2. Step 2: Convert to fraction form
    33,226.73/45,853.99 = 18,120.21/x
  3. Step 3: Cross multiply
    33,226.73x = 45,853.99 × 18,120.21
  4. Step 4: Simplify right side
    33,226.73x = 830,883,882.84
  5. Step 5: Solve for x
    x = 830,883,882.84/33,226.73
  6. Step 6: Final answer
    x = 25,006.49

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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.