Home / 18,571.01-27,841.94-12,709.85

Finding the Fourth Proportional to 18,571.01, 27,841.94 and 12,709.85

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Solution

The fourth proportional to 18,571.01, 27,841.94 and 12,709.85 is: 19,054.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,571.01 : 27,841.94 = 12,709.85 : x
  2. Step 2: Convert to fraction form
    18,571.01/27,841.94 = 12,709.85/x
  3. Step 3: Cross multiply
    18,571.01x = 27,841.94 × 12,709.85
  4. Step 4: Simplify right side
    18,571.01x = 353,866,887.16
  5. Step 5: Solve for x
    x = 353,866,887.16/18,571.01
  6. Step 6: Final answer
    x = 19,054.80

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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.