Home / 33,361.32-46,044.80-21,439.56

Finding the Fourth Proportional to 33,361.32, 46,044.80 and 21,439.56

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Solution

The fourth proportional to 33,361.32, 46,044.80 and 21,439.56 is: 29,590.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,361.32 : 46,044.80 = 21,439.56 : x
  2. Step 2: Convert to fraction form
    33,361.32/46,044.80 = 21,439.56/x
  3. Step 3: Cross multiply
    33,361.32x = 46,044.80 × 21,439.56
  4. Step 4: Simplify right side
    33,361.32x = 987,180,252.29
  5. Step 5: Solve for x
    x = 987,180,252.29/33,361.32
  6. Step 6: Final answer
    x = 29,590.56

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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.