Home / 33,147.30-45,742.41-18,040.26

Finding the Fourth Proportional to 33,147.30, 45,742.41 and 18,040.26

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Solution

The fourth proportional to 33,147.30, 45,742.41 and 18,040.26 is: 24,895.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,147.30 : 45,742.41 = 18,040.26 : x
  2. Step 2: Convert to fraction form
    33,147.30/45,742.41 = 18,040.26/x
  3. Step 3: Cross multiply
    33,147.30x = 45,742.41 × 18,040.26
  4. Step 4: Simplify right side
    33,147.30x = 825,204,969.43
  5. Step 5: Solve for x
    x = 825,204,969.43/33,147.30
  6. Step 6: Final answer
    x = 24,895.09

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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.