Home / 22,270.82-30,732.41-12,197.25

Finding the Fourth Proportional to 22,270.82, 30,732.41 and 12,197.25

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Solution

The fourth proportional to 22,270.82, 30,732.41 and 12,197.25 is: 16,831.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,270.82 : 30,732.41 = 12,197.25 : x
  2. Step 2: Convert to fraction form
    22,270.82/30,732.41 = 12,197.25/x
  3. Step 3: Cross multiply
    22,270.82x = 30,732.41 × 12,197.25
  4. Step 4: Simplify right side
    22,270.82x = 374,850,918.37
  5. Step 5: Solve for x
    x = 374,850,918.37/22,270.82
  6. Step 6: Final answer
    x = 16,831.49

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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.