Home / 33,226.49-45,853.43-18,119.79

Finding the Fourth Proportional to 33,226.49, 45,853.43 and 18,119.79

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Solution

The fourth proportional to 33,226.49, 45,853.43 and 18,119.79 is: 25,005.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,226.49 : 45,853.43 = 18,119.79 : x
  2. Step 2: Convert to fraction form
    33,226.49/45,853.43 = 18,119.79/x
  3. Step 3: Cross multiply
    33,226.49x = 45,853.43 × 18,119.79
  4. Step 4: Simplify right side
    33,226.49x = 830,854,431.78
  5. Step 5: Solve for x
    x = 830,854,431.78/33,226.49
  6. Step 6: Final answer
    x = 25,005.78

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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.