Home / 22,201.12-33,299.36-8,351.20

Finding the Fourth Proportional to 22,201.12, 33,299.36 and 8,351.20

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Solution

The fourth proportional to 22,201.12, 33,299.36 and 8,351.20 is: 12,525.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,201.12 : 33,299.36 = 8,351.20 : x
  2. Step 2: Convert to fraction form
    22,201.12/33,299.36 = 8,351.20/x
  3. Step 3: Cross multiply
    22,201.12x = 33,299.36 × 8,351.20
  4. Step 4: Simplify right side
    22,201.12x = 278,089,615.23
  5. Step 5: Solve for x
    x = 278,089,615.23/22,201.12
  6. Step 6: Final answer
    x = 12,525.93

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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.