Home / 33,003.68-45,544.79-18,666.33

Finding the Fourth Proportional to 33,003.68, 45,544.79 and 18,666.33

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Solution

The fourth proportional to 33,003.68, 45,544.79 and 18,666.33 is: 25,759.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,003.68 : 45,544.79 = 18,666.33 : x
  2. Step 2: Convert to fraction form
    33,003.68/45,544.79 = 18,666.33/x
  3. Step 3: Cross multiply
    33,003.68x = 45,544.79 × 18,666.33
  4. Step 4: Simplify right side
    33,003.68x = 850,153,986.59
  5. Step 5: Solve for x
    x = 850,153,986.59/33,003.68
  6. Step 6: Final answer
    x = 25,759.37

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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.