Home / 13,833.82-19,092.81-8,169.18

Finding the Fourth Proportional to 13,833.82, 19,092.81 and 8,169.18

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Solution

The fourth proportional to 13,833.82, 19,092.81 and 8,169.18 is: 11,274.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,833.82 : 19,092.81 = 8,169.18 : x
  2. Step 2: Convert to fraction form
    13,833.82/19,092.81 = 8,169.18/x
  3. Step 3: Cross multiply
    13,833.82x = 19,092.81 × 8,169.18
  4. Step 4: Simplify right side
    13,833.82x = 155,972,601.60
  5. Step 5: Solve for x
    x = 155,972,601.60/13,833.82
  6. Step 6: Final answer
    x = 11,274.73

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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.