Home / 12,062.88-18,091.49-6,800.18

Finding the Fourth Proportional to 12,062.88, 18,091.49 and 6,800.18

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Solution

The fourth proportional to 12,062.88, 18,091.49 and 6,800.18 is: 10,198.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,062.88 : 18,091.49 = 6,800.18 : x
  2. Step 2: Convert to fraction form
    12,062.88/18,091.49 = 6,800.18/x
  3. Step 3: Cross multiply
    12,062.88x = 18,091.49 × 6,800.18
  4. Step 4: Simplify right side
    12,062.88x = 123,025,264.01
  5. Step 5: Solve for x
    x = 123,025,264.01/12,062.88
  6. Step 6: Final answer
    x = 10,198.66

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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.