Home / 33,919.09-46,802.31-20,481.34

Finding the Fourth Proportional to 33,919.09, 46,802.31 and 20,481.34

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Solution

The fourth proportional to 33,919.09, 46,802.31 and 20,481.34 is: 28,260.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,919.09 : 46,802.31 = 20,481.34 : x
  2. Step 2: Convert to fraction form
    33,919.09/46,802.31 = 20,481.34/x
  3. Step 3: Cross multiply
    33,919.09x = 46,802.31 × 20,481.34
  4. Step 4: Simplify right side
    33,919.09x = 958,573,917.84
  5. Step 5: Solve for x
    x = 958,573,917.84/33,919.09
  6. Step 6: Final answer
    x = 28,260.60

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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.