Home / 18,166.58-27,249.60-5,018.66

Finding the Fourth Proportional to 18,166.58, 27,249.60 and 5,018.66

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Solution

The fourth proportional to 18,166.58, 27,249.60 and 5,018.66 is: 7,527.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,166.58 : 27,249.60 = 5,018.66 : x
  2. Step 2: Convert to fraction form
    18,166.58/27,249.60 = 5,018.66/x
  3. Step 3: Cross multiply
    18,166.58x = 27,249.60 × 5,018.66
  4. Step 4: Simplify right side
    18,166.58x = 136,756,558.21
  5. Step 5: Solve for x
    x = 136,756,558.21/18,166.58
  6. Step 6: Final answer
    x = 7,527.92

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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.