Home / 20,216.93-27,896.03-11,262.41

Finding the Fourth Proportional to 20,216.93, 27,896.03 and 11,262.41

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Solution

The fourth proportional to 20,216.93, 27,896.03 and 11,262.41 is: 15,540.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,216.93 : 27,896.03 = 11,262.41 : x
  2. Step 2: Convert to fraction form
    20,216.93/27,896.03 = 11,262.41/x
  3. Step 3: Cross multiply
    20,216.93x = 27,896.03 × 11,262.41
  4. Step 4: Simplify right side
    20,216.93x = 314,176,415.91
  5. Step 5: Solve for x
    x = 314,176,415.91/20,216.93
  6. Step 6: Final answer
    x = 15,540.27

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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.