Home / 21,659.09-32,489.91-6,076.71

Finding the Fourth Proportional to 21,659.09, 32,489.91 and 6,076.71

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Solution

The fourth proportional to 21,659.09, 32,489.91 and 6,076.71 is: 9,115.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,659.09 : 32,489.91 = 6,076.71 : x
  2. Step 2: Convert to fraction form
    21,659.09/32,489.91 = 6,076.71/x
  3. Step 3: Cross multiply
    21,659.09x = 32,489.91 × 6,076.71
  4. Step 4: Simplify right side
    21,659.09x = 197,431,761.00
  5. Step 5: Solve for x
    x = 197,431,761.00/21,659.09
  6. Step 6: Final answer
    x = 9,115.42

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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.