Home / 16,381.05-24,571.56-6,520.41

Finding the Fourth Proportional to 16,381.05, 24,571.56 and 6,520.41

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Solution

The fourth proportional to 16,381.05, 24,571.56 and 6,520.41 is: 9,780.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,381.05 : 24,571.56 = 6,520.41 : x
  2. Step 2: Convert to fraction form
    16,381.05/24,571.56 = 6,520.41/x
  3. Step 3: Cross multiply
    16,381.05x = 24,571.56 × 6,520.41
  4. Step 4: Simplify right side
    16,381.05x = 160,216,645.54
  5. Step 5: Solve for x
    x = 160,216,645.54/16,381.05
  6. Step 6: Final answer
    x = 9,780.61

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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.