Home / 22,390.20-33,583.95-9,906.57

Finding the Fourth Proportional to 22,390.20, 33,583.95 and 9,906.57

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Solution

The fourth proportional to 22,390.20, 33,583.95 and 9,906.57 is: 14,859.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,390.20 : 33,583.95 = 9,906.57 : x
  2. Step 2: Convert to fraction form
    22,390.20/33,583.95 = 9,906.57/x
  3. Step 3: Cross multiply
    22,390.20x = 33,583.95 × 9,906.57
  4. Step 4: Simplify right side
    22,390.20x = 332,701,751.55
  5. Step 5: Solve for x
    x = 332,701,751.55/22,390.20
  6. Step 6: Final answer
    x = 14,859.26

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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.