Home / 27,753.83-41,644.41-12,960.60

Finding the Fourth Proportional to 27,753.83, 41,644.41 and 12,960.60

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Solution

The fourth proportional to 27,753.83, 41,644.41 and 12,960.60 is: 19,447.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,753.83 : 41,644.41 = 12,960.60 : x
  2. Step 2: Convert to fraction form
    27,753.83/41,644.41 = 12,960.60/x
  3. Step 3: Cross multiply
    27,753.83x = 41,644.41 × 12,960.60
  4. Step 4: Simplify right side
    27,753.83x = 539,736,540.25
  5. Step 5: Solve for x
    x = 539,736,540.25/27,753.83
  6. Step 6: Final answer
    x = 19,447.28

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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.