Home / 33,448.88-46,121.62-21,333.16

Finding the Fourth Proportional to 33,448.88, 46,121.62 and 21,333.16

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Solution

The fourth proportional to 33,448.88, 46,121.62 and 21,333.16 is: 29,415.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,448.88 : 46,121.62 = 21,333.16 : x
  2. Step 2: Convert to fraction form
    33,448.88/46,121.62 = 21,333.16/x
  3. Step 3: Cross multiply
    33,448.88x = 46,121.62 × 21,333.16
  4. Step 4: Simplify right side
    33,448.88x = 983,919,810.28
  5. Step 5: Solve for x
    x = 983,919,810.28/33,448.88
  6. Step 6: Final answer
    x = 29,415.63

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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.