Home / 27,454.87-41,135.25-18,432.09

Finding the Fourth Proportional to 27,454.87, 41,135.25 and 18,432.09

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Solution

The fourth proportional to 27,454.87, 41,135.25 and 18,432.09 is: 27,616.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,454.87 : 41,135.25 = 18,432.09 : x
  2. Step 2: Convert to fraction form
    27,454.87/41,135.25 = 18,432.09/x
  3. Step 3: Cross multiply
    27,454.87x = 41,135.25 × 18,432.09
  4. Step 4: Simplify right side
    27,454.87x = 758,208,424.50
  5. Step 5: Solve for x
    x = 758,208,424.50/27,454.87
  6. Step 6: Final answer
    x = 27,616.53

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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.