Home / 17,493.10-24,121.42-11,817.99

Finding the Fourth Proportional to 17,493.10, 24,121.42 and 11,817.99

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Solution

The fourth proportional to 17,493.10, 24,121.42 and 11,817.99 is: 16,295.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,493.10 : 24,121.42 = 11,817.99 : x
  2. Step 2: Convert to fraction form
    17,493.10/24,121.42 = 11,817.99/x
  3. Step 3: Cross multiply
    17,493.10x = 24,121.42 × 11,817.99
  4. Step 4: Simplify right side
    17,493.10x = 285,066,670.80
  5. Step 5: Solve for x
    x = 285,066,670.80/17,493.10
  6. Step 6: Final answer
    x = 16,295.95

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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.