Home / 11,864.46-17,796.66-11,142.75

Finding the Fourth Proportional to 11,864.46, 17,796.66 and 11,142.75

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Solution

The fourth proportional to 11,864.46, 17,796.66 and 11,142.75 is: 16,714.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,864.46 : 17,796.66 = 11,142.75 : x
  2. Step 2: Convert to fraction form
    11,864.46/17,796.66 = 11,142.75/x
  3. Step 3: Cross multiply
    11,864.46x = 17,796.66 × 11,142.75
  4. Step 4: Simplify right side
    11,864.46x = 198,303,733.22
  5. Step 5: Solve for x
    x = 198,303,733.22/11,864.46
  6. Step 6: Final answer
    x = 16,714.10

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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.