Home / 33,677.36-46,455.72-21,080.24

Finding the Fourth Proportional to 33,677.36, 46,455.72 and 21,080.24

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Solution

The fourth proportional to 33,677.36, 46,455.72 and 21,080.24 is: 29,078.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,677.36 : 46,455.72 = 21,080.24 : x
  2. Step 2: Convert to fraction form
    33,677.36/46,455.72 = 21,080.24/x
  3. Step 3: Cross multiply
    33,677.36x = 46,455.72 × 21,080.24
  4. Step 4: Simplify right side
    33,677.36x = 979,297,726.97
  5. Step 5: Solve for x
    x = 979,297,726.97/33,677.36
  6. Step 6: Final answer
    x = 29,078.82

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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.