Home / 22,446.06-33,647.09-19,121.82

Finding the Fourth Proportional to 22,446.06, 33,647.09 and 19,121.82

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Solution

The fourth proportional to 22,446.06, 33,647.09 and 19,121.82 is: 28,663.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,446.06 : 33,647.09 = 19,121.82 : x
  2. Step 2: Convert to fraction form
    22,446.06/33,647.09 = 19,121.82/x
  3. Step 3: Cross multiply
    22,446.06x = 33,647.09 × 19,121.82
  4. Step 4: Simplify right side
    22,446.06x = 643,393,502.89
  5. Step 5: Solve for x
    x = 643,393,502.89/22,446.06
  6. Step 6: Final answer
    x = 28,663.98

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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.