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Finding the Fourth Proportional to 33,664.44, 46,458.54 and 20,236.44

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Solution

The fourth proportional to 33,664.44, 46,458.54 and 20,236.44 is: 27,927.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,664.44 : 46,458.54 = 20,236.44 : x
  2. Step 2: Convert to fraction form
    33,664.44/46,458.54 = 20,236.44/x
  3. Step 3: Cross multiply
    33,664.44x = 46,458.54 × 20,236.44
  4. Step 4: Simplify right side
    33,664.44x = 940,155,457.20
  5. Step 5: Solve for x
    x = 940,155,457.20/33,664.44
  6. Step 6: Final answer
    x = 27,927.26

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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.