Home / 18,031.78-27,044.94-6,342.27

Finding the Fourth Proportional to 18,031.78, 27,044.94 and 6,342.27

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Solution

The fourth proportional to 18,031.78, 27,044.94 and 6,342.27 is: 9,512.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,031.78 : 27,044.94 = 6,342.27 : x
  2. Step 2: Convert to fraction form
    18,031.78/27,044.94 = 6,342.27/x
  3. Step 3: Cross multiply
    18,031.78x = 27,044.94 × 6,342.27
  4. Step 4: Simplify right side
    18,031.78x = 171,526,144.68
  5. Step 5: Solve for x
    x = 171,526,144.68/18,031.78
  6. Step 6: Final answer
    x = 9,512.44

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1.5x scale

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.