Home / 16,774.43-23,143.73-11,995.83

Finding the Fourth Proportional to 16,774.43, 23,143.73 and 11,995.83

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Solution

The fourth proportional to 16,774.43, 23,143.73 and 11,995.83 is: 16,550.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,774.43 : 23,143.73 = 11,995.83 : x
  2. Step 2: Convert to fraction form
    16,774.43/23,143.73 = 11,995.83/x
  3. Step 3: Cross multiply
    16,774.43x = 23,143.73 × 11,995.83
  4. Step 4: Simplify right side
    16,774.43x = 277,628,190.67
  5. Step 5: Solve for x
    x = 277,628,190.67/16,774.43
  6. Step 6: Final answer
    x = 16,550.68

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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.