Home / 22,160.36-33,230.80-8,299.64

Finding the Fourth Proportional to 22,160.36, 33,230.80 and 8,299.64

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Solution

The fourth proportional to 22,160.36, 33,230.80 and 8,299.64 is: 12,445.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,160.36 : 33,230.80 = 8,299.64 : x
  2. Step 2: Convert to fraction form
    22,160.36/33,230.80 = 8,299.64/x
  3. Step 3: Cross multiply
    22,160.36x = 33,230.80 × 8,299.64
  4. Step 4: Simplify right side
    22,160.36x = 275,803,676.91
  5. Step 5: Solve for x
    x = 275,803,676.91/22,160.36
  6. Step 6: Final answer
    x = 12,445.81

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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.