Home / 17,661.28-26,494.38-5,971.36

Finding the Fourth Proportional to 17,661.28, 26,494.38 and 5,971.36

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Solution

The fourth proportional to 17,661.28, 26,494.38 and 5,971.36 is: 8,957.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,661.28 : 26,494.38 = 5,971.36 : x
  2. Step 2: Convert to fraction form
    17,661.28/26,494.38 = 5,971.36/x
  3. Step 3: Cross multiply
    17,661.28x = 26,494.38 × 5,971.36
  4. Step 4: Simplify right side
    17,661.28x = 158,207,480.96
  5. Step 5: Solve for x
    x = 158,207,480.96/17,661.28
  6. Step 6: Final answer
    x = 8,957.87

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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.