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Finding the Fourth Proportional to 22,050, 33,075.18 and 8,199

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Solution

The fourth proportional to 22,050, 33,075.18 and 8,199 is: 12,298.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,050 : 33,075.18 = 8,199 : x
  2. Step 2: Convert to fraction form
    22,050/33,075.18 = 8,199/x
  3. Step 3: Cross multiply
    22,050x = 33,075.18 × 8,199
  4. Step 4: Simplify right side
    22,050x = 271,183,400.82
  5. Step 5: Solve for x
    x = 271,183,400.82/22,050
  6. Step 6: Final answer
    x = 12,298.57

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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.