Home / 18,542.05-27,817.63-5,394.53

Finding the Fourth Proportional to 18,542.05, 27,817.63 and 5,394.53

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Solution

The fourth proportional to 18,542.05, 27,817.63 and 5,394.53 is: 8,093.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,542.05 : 27,817.63 = 5,394.53 : x
  2. Step 2: Convert to fraction form
    18,542.05/27,817.63 = 5,394.53/x
  3. Step 3: Cross multiply
    18,542.05x = 27,817.63 × 5,394.53
  4. Step 4: Simplify right side
    18,542.05x = 150,063,095.62
  5. Step 5: Solve for x
    x = 150,063,095.62/18,542.05
  6. Step 6: Final answer
    x = 8,093.12

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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.