Home / 12,091.26-18,140.92-10,926.66

Finding the Fourth Proportional to 12,091.26, 18,140.92 and 10,926.66

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Solution

The fourth proportional to 12,091.26, 18,140.92 and 10,926.66 is: 16,393.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,091.26 : 18,140.92 = 10,926.66 : x
  2. Step 2: Convert to fraction form
    12,091.26/18,140.92 = 10,926.66/x
  3. Step 3: Cross multiply
    12,091.26x = 18,140.92 × 10,926.66
  4. Step 4: Simplify right side
    12,091.26x = 198,219,664.93
  5. Step 5: Solve for x
    x = 198,219,664.93/12,091.26
  6. Step 6: Final answer
    x = 16,393.63

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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.