Home / 13,144.58-19,716.76-3,283.80

Finding the Fourth Proportional to 13,144.58, 19,716.76 and 3,283.80

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Solution

The fourth proportional to 13,144.58, 19,716.76 and 3,283.80 is: 4,925.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,144.58 : 19,716.76 = 3,283.80 : x
  2. Step 2: Convert to fraction form
    13,144.58/19,716.76 = 3,283.80/x
  3. Step 3: Cross multiply
    13,144.58x = 19,716.76 × 3,283.80
  4. Step 4: Simplify right side
    13,144.58x = 64,745,896.49
  5. Step 5: Solve for x
    x = 64,745,896.49/13,144.58
  6. Step 6: Final answer
    x = 4,925.67

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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.