Home / 18,542.32-27,648.09-16,481.68

Finding the Fourth Proportional to 18,542.32, 27,648.09 and 16,481.68

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Solution

The fourth proportional to 18,542.32, 27,648.09 and 16,481.68 is: 24,575.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,542.32 : 27,648.09 = 16,481.68 : x
  2. Step 2: Convert to fraction form
    18,542.32/27,648.09 = 16,481.68/x
  3. Step 3: Cross multiply
    18,542.32x = 27,648.09 × 16,481.68
  4. Step 4: Simplify right side
    18,542.32x = 455,686,889.58
  5. Step 5: Solve for x
    x = 455,686,889.58/18,542.32
  6. Step 6: Final answer
    x = 24,575.51

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.