Home / 33,921.81-46,814.97-18,819.33

Finding the Fourth Proportional to 33,921.81, 46,814.97 and 18,819.33

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Solution

The fourth proportional to 33,921.81, 46,814.97 and 18,819.33 is: 25,972.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,921.81 : 46,814.97 = 18,819.33 : x
  2. Step 2: Convert to fraction form
    33,921.81/46,814.97 = 18,819.33/x
  3. Step 3: Cross multiply
    33,921.81x = 46,814.97 × 18,819.33
  4. Step 4: Simplify right side
    33,921.81x = 881,026,369.37
  5. Step 5: Solve for x
    x = 881,026,369.37/33,921.81
  6. Step 6: Final answer
    x = 25,972.27

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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.