Home / 12,063.30-18,131.76-11,804.88

Finding the Fourth Proportional to 12,063.30, 18,131.76 and 11,804.88

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Solution

The fourth proportional to 12,063.30, 18,131.76 and 11,804.88 is: 17,743.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,063.30 : 18,131.76 = 11,804.88 : x
  2. Step 2: Convert to fraction form
    12,063.30/18,131.76 = 11,804.88/x
  3. Step 3: Cross multiply
    12,063.30x = 18,131.76 × 11,804.88
  4. Step 4: Simplify right side
    12,063.30x = 214,043,250.99
  5. Step 5: Solve for x
    x = 214,043,250.99/12,063.30
  6. Step 6: Final answer
    x = 17,743.34

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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.