Home / 12,193.83-18,255.09-11,026.51

Finding the Fourth Proportional to 12,193.83, 18,255.09 and 11,026.51

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Solution

The fourth proportional to 12,193.83, 18,255.09 and 11,026.51 is: 16,507.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,193.83 : 18,255.09 = 11,026.51 : x
  2. Step 2: Convert to fraction form
    12,193.83/18,255.09 = 11,026.51/x
  3. Step 3: Cross multiply
    12,193.83x = 18,255.09 × 11,026.51
  4. Step 4: Simplify right side
    12,193.83x = 201,289,932.44
  5. Step 5: Solve for x
    x = 201,289,932.44/12,193.83
  6. Step 6: Final answer
    x = 16,507.52

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.