Home / 33,590.64-50,378.52-20,395.68

Finding the Fourth Proportional to 33,590.64, 50,378.52 and 20,395.68

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Solution

The fourth proportional to 33,590.64, 50,378.52 and 20,395.68 is: 30,589.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,590.64 : 50,378.52 = 20,395.68 : x
  2. Step 2: Convert to fraction form
    33,590.64/50,378.52 = 20,395.68/x
  3. Step 3: Cross multiply
    33,590.64x = 50,378.52 × 20,395.68
  4. Step 4: Simplify right side
    33,590.64x = 1,027,504,172.79
  5. Step 5: Solve for x
    x = 1,027,504,172.79/33,590.64
  6. Step 6: Final answer
    x = 30,589.00

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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.