Home / 16,519.86-24,783.58-7,161.44

Finding the Fourth Proportional to 16,519.86, 24,783.58 and 7,161.44

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Solution

The fourth proportional to 16,519.86, 24,783.58 and 7,161.44 is: 10,743.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,519.86 : 24,783.58 = 7,161.44 : x
  2. Step 2: Convert to fraction form
    16,519.86/24,783.58 = 7,161.44/x
  3. Step 3: Cross multiply
    16,519.86x = 24,783.58 × 7,161.44
  4. Step 4: Simplify right side
    16,519.86x = 177,486,121.16
  5. Step 5: Solve for x
    x = 177,486,121.16/16,519.86
  6. Step 6: Final answer
    x = 10,743.80

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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.