Home / 33,084.75-45,651.82-19,655.66

Finding the Fourth Proportional to 33,084.75, 45,651.82 and 19,655.66

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Solution

The fourth proportional to 33,084.75, 45,651.82 and 19,655.66 is: 27,121.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,084.75 : 45,651.82 = 19,655.66 : x
  2. Step 2: Convert to fraction form
    33,084.75/45,651.82 = 19,655.66/x
  3. Step 3: Cross multiply
    33,084.75x = 45,651.82 × 19,655.66
  4. Step 4: Simplify right side
    33,084.75x = 897,316,791.00
  5. Step 5: Solve for x
    x = 897,316,791.00/33,084.75
  6. Step 6: Final answer
    x = 27,121.76

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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.