Home / 27,556.92-38,029.32-16,940.52

Finding the Fourth Proportional to 27,556.92, 38,029.32 and 16,940.52

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Solution

The fourth proportional to 27,556.92, 38,029.32 and 16,940.52 is: 23,378.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,556.92 : 38,029.32 = 16,940.52 : x
  2. Step 2: Convert to fraction form
    27,556.92/38,029.32 = 16,940.52/x
  3. Step 3: Cross multiply
    27,556.92x = 38,029.32 × 16,940.52
  4. Step 4: Simplify right side
    27,556.92x = 644,236,456.05
  5. Step 5: Solve for x
    x = 644,236,456.05/27,556.92
  6. Step 6: Final answer
    x = 23,378.39

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.