Home / 18,050.82-27,087.15-7,662.57

Finding the Fourth Proportional to 18,050.82, 27,087.15 and 7,662.57

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Solution

The fourth proportional to 18,050.82, 27,087.15 and 7,662.57 is: 11,498.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,050.82 : 27,087.15 = 7,662.57 : x
  2. Step 2: Convert to fraction form
    18,050.82/27,087.15 = 7,662.57/x
  3. Step 3: Cross multiply
    18,050.82x = 27,087.15 × 7,662.57
  4. Step 4: Simplify right side
    18,050.82x = 207,557,182.98
  5. Step 5: Solve for x
    x = 207,557,182.98/18,050.82
  6. Step 6: Final answer
    x = 11,498.49

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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.