Home / 33,677.35-46,455.72-21,080.23

Finding the Fourth Proportional to 33,677.35, 46,455.72 and 21,080.23

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Solution

The fourth proportional to 33,677.35, 46,455.72 and 21,080.23 is: 29,078.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,677.35 : 46,455.72 = 21,080.23 : x
  2. Step 2: Convert to fraction form
    33,677.35/46,455.72 = 21,080.23/x
  3. Step 3: Cross multiply
    33,677.35x = 46,455.72 × 21,080.23
  4. Step 4: Simplify right side
    33,677.35x = 979,297,262.42
  5. Step 5: Solve for x
    x = 979,297,262.42/33,677.35
  6. Step 6: Final answer
    x = 29,078.81

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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.