Home / 27,190.37-40,777.72-7,469.57

Finding the Fourth Proportional to 27,190.37, 40,777.72 and 7,469.57

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Solution

The fourth proportional to 27,190.37, 40,777.72 and 7,469.57 is: 11,202.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,190.37 : 40,777.72 = 7,469.57 : x
  2. Step 2: Convert to fraction form
    27,190.37/40,777.72 = 7,469.57/x
  3. Step 3: Cross multiply
    27,190.37x = 40,777.72 × 7,469.57
  4. Step 4: Simplify right side
    27,190.37x = 304,592,033.98
  5. Step 5: Solve for x
    x = 304,592,033.98/27,190.37
  6. Step 6: Final answer
    x = 11,202.20

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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.