Home / 16,896.30-23,317.54-11,221.26

Finding the Fourth Proportional to 16,896.30, 23,317.54 and 11,221.26

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Solution

The fourth proportional to 16,896.30, 23,317.54 and 11,221.26 is: 15,485.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,896.30 : 23,317.54 = 11,221.26 : x
  2. Step 2: Convert to fraction form
    16,896.30/23,317.54 = 11,221.26/x
  3. Step 3: Cross multiply
    16,896.30x = 23,317.54 × 11,221.26
  4. Step 4: Simplify right side
    16,896.30x = 261,652,178.90
  5. Step 5: Solve for x
    x = 261,652,178.90/16,896.30
  6. Step 6: Final answer
    x = 15,485.77

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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.