Home / 23,331.74-32,198.22-12,721.82

Finding the Fourth Proportional to 23,331.74, 32,198.22 and 12,721.82

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Solution

The fourth proportional to 23,331.74, 32,198.22 and 12,721.82 is: 17,556.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,331.74 : 32,198.22 = 12,721.82 : x
  2. Step 2: Convert to fraction form
    23,331.74/32,198.22 = 12,721.82/x
  3. Step 3: Cross multiply
    23,331.74x = 32,198.22 × 12,721.82
  4. Step 4: Simplify right side
    23,331.74x = 409,619,959.16
  5. Step 5: Solve for x
    x = 409,619,959.16/23,331.74
  6. Step 6: Final answer
    x = 17,556.34

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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.