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Finding the Fourth Proportional to 22,028.37, 33,075.37 and 8,906.37

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Solution

The fourth proportional to 22,028.37, 33,075.37 and 8,906.37 is: 13,372.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,028.37 : 33,075.37 = 8,906.37 : x
  2. Step 2: Convert to fraction form
    22,028.37/33,075.37 = 8,906.37/x
  3. Step 3: Cross multiply
    22,028.37x = 33,075.37 × 8,906.37
  4. Step 4: Simplify right side
    22,028.37x = 294,581,438.58
  5. Step 5: Solve for x
    x = 294,581,438.58/22,028.37
  6. Step 6: Final answer
    x = 13,372.82

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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.