Home / 22,728.93-34,100.37-11,643.48

Finding the Fourth Proportional to 22,728.93, 34,100.37 and 11,643.48

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Solution

The fourth proportional to 22,728.93, 34,100.37 and 11,643.48 is: 17,468.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,728.93 : 34,100.37 = 11,643.48 : x
  2. Step 2: Convert to fraction form
    22,728.93/34,100.37 = 11,643.48/x
  3. Step 3: Cross multiply
    22,728.93x = 34,100.37 × 11,643.48
  4. Step 4: Simplify right side
    22,728.93x = 397,046,976.09
  5. Step 5: Solve for x
    x = 397,046,976.09/22,728.93
  6. Step 6: Final answer
    x = 17,468.79

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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.