Home / 22,540.60-33,831.30-12,019.54

Finding the Fourth Proportional to 22,540.60, 33,831.30 and 12,019.54

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Solution

The fourth proportional to 22,540.60, 33,831.30 and 12,019.54 is: 18,040.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,540.60 : 33,831.30 = 12,019.54 : x
  2. Step 2: Convert to fraction form
    22,540.60/33,831.30 = 12,019.54/x
  3. Step 3: Cross multiply
    22,540.60x = 33,831.30 × 12,019.54
  4. Step 4: Simplify right side
    22,540.60x = 406,636,663.60
  5. Step 5: Solve for x
    x = 406,636,663.60/22,540.60
  6. Step 6: Final answer
    x = 18,040.19

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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.