Home / 27,984.72-41,977.03-19,192.98

Finding the Fourth Proportional to 27,984.72, 41,977.03 and 19,192.98

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Solution

The fourth proportional to 27,984.72, 41,977.03 and 19,192.98 is: 28,789.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,984.72 : 41,977.03 = 19,192.98 : x
  2. Step 2: Convert to fraction form
    27,984.72/41,977.03 = 19,192.98/x
  3. Step 3: Cross multiply
    27,984.72x = 41,977.03 × 19,192.98
  4. Step 4: Simplify right side
    27,984.72x = 805,664,192.31
  5. Step 5: Solve for x
    x = 805,664,192.31/27,984.72
  6. Step 6: Final answer
    x = 28,789.43

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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.