Home / 12,632.36-17,414.19-8,843.58

Finding the Fourth Proportional to 12,632.36, 17,414.19 and 8,843.58

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Solution

The fourth proportional to 12,632.36, 17,414.19 and 8,843.58 is: 12,191.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,632.36 : 17,414.19 = 8,843.58 : x
  2. Step 2: Convert to fraction form
    12,632.36/17,414.19 = 8,843.58/x
  3. Step 3: Cross multiply
    12,632.36x = 17,414.19 × 8,843.58
  4. Step 4: Simplify right side
    12,632.36x = 154,003,782.40
  5. Step 5: Solve for x
    x = 154,003,782.40/12,632.36
  6. Step 6: Final answer
    x = 12,191.22

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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.