Home / 21,726.83-32,559.27-12,843.97

Finding the Fourth Proportional to 21,726.83, 32,559.27 and 12,843.97

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Solution

The fourth proportional to 21,726.83, 32,559.27 and 12,843.97 is: 19,247.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,726.83 : 32,559.27 = 12,843.97 : x
  2. Step 2: Convert to fraction form
    21,726.83/32,559.27 = 12,843.97/x
  3. Step 3: Cross multiply
    21,726.83x = 32,559.27 × 12,843.97
  4. Step 4: Simplify right side
    21,726.83x = 418,190,157.54
  5. Step 5: Solve for x
    x = 418,190,157.54/21,726.83
  6. Step 6: Final answer
    x = 19,247.64

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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.