Home / 16,893.53-23,313.72-11,218.49

Finding the Fourth Proportional to 16,893.53, 23,313.72 and 11,218.49

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Solution

The fourth proportional to 16,893.53, 23,313.72 and 11,218.49 is: 15,481.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,893.53 : 23,313.72 = 11,218.49 : x
  2. Step 2: Convert to fraction form
    16,893.53/23,313.72 = 11,218.49/x
  3. Step 3: Cross multiply
    16,893.53x = 23,313.72 × 11,218.49
  4. Step 4: Simplify right side
    16,893.53x = 261,544,618.11
  5. Step 5: Solve for x
    x = 261,544,618.11/16,893.53
  6. Step 6: Final answer
    x = 15,481.94

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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.