Home / 11,763.66-16,269.89-11,566.83

Finding the Fourth Proportional to 11,763.66, 16,269.89 and 11,566.83

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Solution

The fourth proportional to 11,763.66, 16,269.89 and 11,566.83 is: 15,997.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,763.66 : 16,269.89 = 11,566.83 : x
  2. Step 2: Convert to fraction form
    11,763.66/16,269.89 = 11,566.83/x
  3. Step 3: Cross multiply
    11,763.66x = 16,269.89 × 11,566.83
  4. Step 4: Simplify right side
    11,763.66x = 188,190,993.91
  5. Step 5: Solve for x
    x = 188,190,993.91/11,763.66
  6. Step 6: Final answer
    x = 15,997.66

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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.