Home / 30,351.44-41,885.20-16,923.56

Finding the Fourth Proportional to 30,351.44, 41,885.20 and 16,923.56

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Solution

The fourth proportional to 30,351.44, 41,885.20 and 16,923.56 is: 23,354.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,351.44 : 41,885.20 = 16,923.56 : x
  2. Step 2: Convert to fraction form
    30,351.44/41,885.20 = 16,923.56/x
  3. Step 3: Cross multiply
    30,351.44x = 41,885.20 × 16,923.56
  4. Step 4: Simplify right side
    30,351.44x = 708,846,695.31
  5. Step 5: Solve for x
    x = 708,846,695.31/30,351.44
  6. Step 6: Final answer
    x = 23,354.63

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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.