Home / 18,110.45-27,173.42-7,582.93

Finding the Fourth Proportional to 18,110.45, 27,173.42 and 7,582.93

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Solution

The fourth proportional to 18,110.45, 27,173.42 and 7,582.93 is: 11,377.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,110.45 : 27,173.42 = 7,582.93 : x
  2. Step 2: Convert to fraction form
    18,110.45/27,173.42 = 7,582.93/x
  3. Step 3: Cross multiply
    18,110.45x = 27,173.42 × 7,582.93
  4. Step 4: Simplify right side
    18,110.45x = 206,054,141.72
  5. Step 5: Solve for x
    x = 206,054,141.72/18,110.45
  6. Step 6: Final answer
    x = 11,377.64

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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.