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Finding the Fourth Proportional to 33,922, 46,812.36 and 19,018

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Solution

The fourth proportional to 33,922, 46,812.36 and 19,018 is: 26,244.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,922 : 46,812.36 = 19,018 : x
  2. Step 2: Convert to fraction form
    33,922/46,812.36 = 19,018/x
  3. Step 3: Cross multiply
    33,922x = 46,812.36 × 19,018
  4. Step 4: Simplify right side
    33,922x = 890,277,462.48
  5. Step 5: Solve for x
    x = 890,277,462.48/33,922
  6. Step 6: Final answer
    x = 26,244.84

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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.