Home / 33,324.14-45,987.20-18,216.80

Finding the Fourth Proportional to 33,324.14, 45,987.20 and 18,216.80

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Solution

The fourth proportional to 33,324.14, 45,987.20 and 18,216.80 is: 25,139.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,324.14 : 45,987.20 = 18,216.80 : x
  2. Step 2: Convert to fraction form
    33,324.14/45,987.20 = 18,216.80/x
  3. Step 3: Cross multiply
    33,324.14x = 45,987.20 × 18,216.80
  4. Step 4: Simplify right side
    33,324.14x = 837,739,624.96
  5. Step 5: Solve for x
    x = 837,739,624.96/33,324.14
  6. Step 6: Final answer
    x = 25,139.12

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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.