Home / 12,622.06-18,835.84-11,086.30

Finding the Fourth Proportional to 12,622.06, 18,835.84 and 11,086.30

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Solution

The fourth proportional to 12,622.06, 18,835.84 and 11,086.30 is: 16,544.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,622.06 : 18,835.84 = 11,086.30 : x
  2. Step 2: Convert to fraction form
    12,622.06/18,835.84 = 11,086.30/x
  3. Step 3: Cross multiply
    12,622.06x = 18,835.84 × 11,086.30
  4. Step 4: Simplify right side
    12,622.06x = 208,819,772.99
  5. Step 5: Solve for x
    x = 208,819,772.99/12,622.06
  6. Step 6: Final answer
    x = 16,544.03

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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.