Home / 39,311.49-54,242.44-23,183.88

Finding the Fourth Proportional to 39,311.49, 54,242.44 and 23,183.88

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Solution

The fourth proportional to 39,311.49, 54,242.44 and 23,183.88 is: 31,989.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,311.49 : 54,242.44 = 23,183.88 : x
  2. Step 2: Convert to fraction form
    39,311.49/54,242.44 = 23,183.88/x
  3. Step 3: Cross multiply
    39,311.49x = 54,242.44 × 23,183.88
  4. Step 4: Simplify right side
    39,311.49x = 1,257,550,219.87
  5. Step 5: Solve for x
    x = 1,257,550,219.87/39,311.49
  6. Step 6: Final answer
    x = 31,989.38

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.