Home / 11,986.89-17,967.86-6,714.17

Finding the Fourth Proportional to 11,986.89, 17,967.86 and 6,714.17

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Solution

The fourth proportional to 11,986.89, 17,967.86 and 6,714.17 is: 10,064.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,986.89 : 17,967.86 = 6,714.17 : x
  2. Step 2: Convert to fraction form
    11,986.89/17,967.86 = 6,714.17/x
  3. Step 3: Cross multiply
    11,986.89x = 17,967.86 × 6,714.17
  4. Step 4: Simplify right side
    11,986.89x = 120,639,282.00
  5. Step 5: Solve for x
    x = 120,639,282.00/11,986.89
  6. Step 6: Final answer
    x = 10,064.27

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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.