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Finding the Fourth Proportional to 22,012.99, 33,023.60 and 7,226.14

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Solution

The fourth proportional to 22,012.99, 33,023.60 and 7,226.14 is: 10,840.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,012.99 : 33,023.60 = 7,226.14 : x
  2. Step 2: Convert to fraction form
    22,012.99/33,023.60 = 7,226.14/x
  3. Step 3: Cross multiply
    22,012.99x = 33,023.60 × 7,226.14
  4. Step 4: Simplify right side
    22,012.99x = 238,633,120.77
  5. Step 5: Solve for x
    x = 238,633,120.77/22,012.99
  6. Step 6: Final answer
    x = 10,840.56

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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.