Home / 30,921.83-46,391.97-21,933.26

Finding the Fourth Proportional to 30,921.83, 46,391.97 and 21,933.26

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Solution

The fourth proportional to 30,921.83, 46,391.97 and 21,933.26 is: 32,906.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,921.83 : 46,391.97 = 21,933.26 : x
  2. Step 2: Convert to fraction form
    30,921.83/46,391.97 = 21,933.26/x
  3. Step 3: Cross multiply
    30,921.83x = 46,391.97 × 21,933.26
  4. Step 4: Simplify right side
    30,921.83x = 1,017,527,164.18
  5. Step 5: Solve for x
    x = 1,017,527,164.18/30,921.83
  6. Step 6: Final answer
    x = 32,906.44

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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.