Home / 14,661.54-21,993.61-4,131.66

Finding the Fourth Proportional to 14,661.54, 21,993.61 and 4,131.66

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Solution

The fourth proportional to 14,661.54, 21,993.61 and 4,131.66 is: 6,197.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,661.54 : 21,993.61 = 4,131.66 : x
  2. Step 2: Convert to fraction form
    14,661.54/21,993.61 = 4,131.66/x
  3. Step 3: Cross multiply
    14,661.54x = 21,993.61 × 4,131.66
  4. Step 4: Simplify right side
    14,661.54x = 90,870,092.30
  5. Step 5: Solve for x
    x = 90,870,092.30/14,661.54
  6. Step 6: Final answer
    x = 6,197.85

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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.