Home / 13,933.00-19,236.54-8,633.44

Finding the Fourth Proportional to 13,933.00, 19,236.54 and 8,633.44

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Solution

The fourth proportional to 13,933.00, 19,236.54 and 8,633.44 is: 11,919.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,933.00 : 19,236.54 = 8,633.44 : x
  2. Step 2: Convert to fraction form
    13,933.00/19,236.54 = 8,633.44/x
  3. Step 3: Cross multiply
    13,933.00x = 19,236.54 × 8,633.44
  4. Step 4: Simplify right side
    13,933.00x = 166,077,498.18
  5. Step 5: Solve for x
    x = 166,077,498.18/13,933.00
  6. Step 6: Final answer
    x = 11,919.72

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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.