Home / 30,221.55-41,706.21-16,794.04

Finding the Fourth Proportional to 30,221.55, 41,706.21 and 16,794.04

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Solution

The fourth proportional to 30,221.55, 41,706.21 and 16,794.04 is: 23,176.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,221.55 : 41,706.21 = 16,794.04 : x
  2. Step 2: Convert to fraction form
    30,221.55/41,706.21 = 16,794.04/x
  3. Step 3: Cross multiply
    30,221.55x = 41,706.21 × 16,794.04
  4. Step 4: Simplify right side
    30,221.55x = 700,415,758.99
  5. Step 5: Solve for x
    x = 700,415,758.99/30,221.55
  6. Step 6: Final answer
    x = 23,176.04

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.