Home / 17,922.44-26,902.02-11,981.36

Finding the Fourth Proportional to 17,922.44, 26,902.02 and 11,981.36

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Solution

The fourth proportional to 17,922.44, 26,902.02 and 11,981.36 is: 17,984.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,922.44 : 26,902.02 = 11,981.36 : x
  2. Step 2: Convert to fraction form
    17,922.44/26,902.02 = 11,981.36/x
  3. Step 3: Cross multiply
    17,922.44x = 26,902.02 × 11,981.36
  4. Step 4: Simplify right side
    17,922.44x = 322,322,786.35
  5. Step 5: Solve for x
    x = 322,322,786.35/17,922.44
  6. Step 6: Final answer
    x = 17,984.31

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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.