Home / 19,726.42-27,225.99-11,659.75

Finding the Fourth Proportional to 19,726.42, 27,225.99 and 11,659.75

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Solution

The fourth proportional to 19,726.42, 27,225.99 and 11,659.75 is: 16,092.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,726.42 : 27,225.99 = 11,659.75 : x
  2. Step 2: Convert to fraction form
    19,726.42/27,225.99 = 11,659.75/x
  3. Step 3: Cross multiply
    19,726.42x = 27,225.99 × 11,659.75
  4. Step 4: Simplify right side
    19,726.42x = 317,448,236.90
  5. Step 5: Solve for x
    x = 317,448,236.90/19,726.42
  6. Step 6: Final answer
    x = 16,092.54

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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.