Home / 22,645.44-33,977.77-12,112.72

Finding the Fourth Proportional to 22,645.44, 33,977.77 and 12,112.72

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Solution

The fourth proportional to 22,645.44, 33,977.77 and 12,112.72 is: 18,174.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,645.44 : 33,977.77 = 12,112.72 : x
  2. Step 2: Convert to fraction form
    22,645.44/33,977.77 = 12,112.72/x
  3. Step 3: Cross multiply
    22,645.44x = 33,977.77 × 12,112.72
  4. Step 4: Simplify right side
    22,645.44x = 411,563,271.85
  5. Step 5: Solve for x
    x = 411,563,271.85/22,645.44
  6. Step 6: Final answer
    x = 18,174.22

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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.