Home / 27,436.72-41,155.44-18,136.48

Finding the Fourth Proportional to 27,436.72, 41,155.44 and 18,136.48

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Solution

The fourth proportional to 27,436.72, 41,155.44 and 18,136.48 is: 27,204.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,436.72 : 41,155.44 = 18,136.48 : x
  2. Step 2: Convert to fraction form
    27,436.72/41,155.44 = 18,136.48/x
  3. Step 3: Cross multiply
    27,436.72x = 41,155.44 × 18,136.48
  4. Step 4: Simplify right side
    27,436.72x = 746,414,814.45
  5. Step 5: Solve for x
    x = 746,414,814.45/27,436.72
  6. Step 6: Final answer
    x = 27,204.96

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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.