Home / 19,909.26-29,853.81-11,141.82

Finding the Fourth Proportional to 19,909.26, 29,853.81 and 11,141.82

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Solution

The fourth proportional to 19,909.26, 29,853.81 and 11,141.82 is: 16,707.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,909.26 : 29,853.81 = 11,141.82 : x
  2. Step 2: Convert to fraction form
    19,909.26/29,853.81 = 11,141.82/x
  3. Step 3: Cross multiply
    19,909.26x = 29,853.81 × 11,141.82
  4. Step 4: Simplify right side
    19,909.26x = 332,625,777.33
  5. Step 5: Solve for x
    x = 332,625,777.33/19,909.26
  6. Step 6: Final answer
    x = 16,707.09

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.