Home / 22,118.40-33,166.08-8,265.60

Finding the Fourth Proportional to 22,118.40, 33,166.08 and 8,265.60

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Solution

The fourth proportional to 22,118.40, 33,166.08 and 8,265.60 is: 12,394.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,118.40 : 33,166.08 = 8,265.60 : x
  2. Step 2: Convert to fraction form
    22,118.40/33,166.08 = 8,265.60/x
  3. Step 3: Cross multiply
    22,118.40x = 33,166.08 × 8,265.60
  4. Step 4: Simplify right side
    22,118.40x = 274,137,550.85
  5. Step 5: Solve for x
    x = 274,137,550.85/22,118.40
  6. Step 6: Final answer
    x = 12,394.10

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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.