Home / 33,555.81-50,372.60-18,003.81

Finding the Fourth Proportional to 33,555.81, 50,372.60 and 18,003.81

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Solution

The fourth proportional to 33,555.81, 50,372.60 and 18,003.81 is: 27,026.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,555.81 : 50,372.60 = 18,003.81 : x
  2. Step 2: Convert to fraction form
    33,555.81/50,372.60 = 18,003.81/x
  3. Step 3: Cross multiply
    33,555.81x = 50,372.60 × 18,003.81
  4. Step 4: Simplify right side
    33,555.81x = 906,898,629.59
  5. Step 5: Solve for x
    x = 906,898,629.59/33,555.81
  6. Step 6: Final answer
    x = 27,026.58

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.