Home / 20,223.74-30,316.44-7,067.56

Finding the Fourth Proportional to 20,223.74, 30,316.44 and 7,067.56

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Solution

The fourth proportional to 20,223.74, 30,316.44 and 7,067.56 is: 10,594.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,223.74 : 30,316.44 = 7,067.56 : x
  2. Step 2: Convert to fraction form
    20,223.74/30,316.44 = 7,067.56/x
  3. Step 3: Cross multiply
    20,223.74x = 30,316.44 × 7,067.56
  4. Step 4: Simplify right side
    20,223.74x = 214,263,258.69
  5. Step 5: Solve for x
    x = 214,263,258.69/20,223.74
  6. Step 6: Final answer
    x = 10,594.64

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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.