Home / 22,111.44-33,169.62-8,075.76

Finding the Fourth Proportional to 22,111.44, 33,169.62 and 8,075.76

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Solution

The fourth proportional to 22,111.44, 33,169.62 and 8,075.76 is: 12,114.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,111.44 : 33,169.62 = 8,075.76 : x
  2. Step 2: Convert to fraction form
    22,111.44/33,169.62 = 8,075.76/x
  3. Step 3: Cross multiply
    22,111.44x = 33,169.62 × 8,075.76
  4. Step 4: Simplify right side
    22,111.44x = 267,869,890.41
  5. Step 5: Solve for x
    x = 267,869,890.41/22,111.44
  6. Step 6: Final answer
    x = 12,114.54

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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.