Home / 33,207.30-45,805.11-19,768.50

Finding the Fourth Proportional to 33,207.30, 45,805.11 and 19,768.50

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Solution

The fourth proportional to 33,207.30, 45,805.11 and 19,768.50 is: 27,268.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,207.30 : 45,805.11 = 19,768.50 : x
  2. Step 2: Convert to fraction form
    33,207.30/45,805.11 = 19,768.50/x
  3. Step 3: Cross multiply
    33,207.30x = 45,805.11 × 19,768.50
  4. Step 4: Simplify right side
    33,207.30x = 905,498,317.04
  5. Step 5: Solve for x
    x = 905,498,317.04/33,207.30
  6. Step 6: Final answer
    x = 27,268.05

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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.