Home / 27,196.88-40,796.16-8,477.60

Finding the Fourth Proportional to 27,196.88, 40,796.16 and 8,477.60

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Solution

The fourth proportional to 27,196.88, 40,796.16 and 8,477.60 is: 12,716.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,196.88 : 40,796.16 = 8,477.60 : x
  2. Step 2: Convert to fraction form
    27,196.88/40,796.16 = 8,477.60/x
  3. Step 3: Cross multiply
    27,196.88x = 40,796.16 × 8,477.60
  4. Step 4: Simplify right side
    27,196.88x = 345,853,526.02
  5. Step 5: Solve for x
    x = 345,853,526.02/27,196.88
  6. Step 6: Final answer
    x = 12,716.66

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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.