Home / 27,390.70-41,087.22-7,670.44

Finding the Fourth Proportional to 27,390.70, 41,087.22 and 7,670.44

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Solution

The fourth proportional to 27,390.70, 41,087.22 and 7,670.44 is: 11,505.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,390.70 : 41,087.22 = 7,670.44 : x
  2. Step 2: Convert to fraction form
    27,390.70/41,087.22 = 7,670.44/x
  3. Step 3: Cross multiply
    27,390.70x = 41,087.22 × 7,670.44
  4. Step 4: Simplify right side
    27,390.70x = 315,157,055.78
  5. Step 5: Solve for x
    x = 315,157,055.78/27,390.70
  6. Step 6: Final answer
    x = 11,505.99

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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.