Home / 36,419.40-50,259.72-20,504.43

Finding the Fourth Proportional to 36,419.40, 50,259.72 and 20,504.43

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Solution

The fourth proportional to 36,419.40, 50,259.72 and 20,504.43 is: 28,296.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,419.40 : 50,259.72 = 20,504.43 : x
  2. Step 2: Convert to fraction form
    36,419.40/50,259.72 = 20,504.43/x
  3. Step 3: Cross multiply
    36,419.40x = 50,259.72 × 20,504.43
  4. Step 4: Simplify right side
    36,419.40x = 1,030,546,910.56
  5. Step 5: Solve for x
    x = 1,030,546,910.56/36,419.40
  6. Step 6: Final answer
    x = 28,296.65

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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.