Home / 12,100.14-16,698.20-6,796.67

Finding the Fourth Proportional to 12,100.14, 16,698.20 and 6,796.67

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Solution

The fourth proportional to 12,100.14, 16,698.20 and 6,796.67 is: 9,379.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,100.14 : 16,698.20 = 6,796.67 : x
  2. Step 2: Convert to fraction form
    12,100.14/16,698.20 = 6,796.67/x
  3. Step 3: Cross multiply
    12,100.14x = 16,698.20 × 6,796.67
  4. Step 4: Simplify right side
    12,100.14x = 113,492,037.52
  5. Step 5: Solve for x
    x = 113,492,037.52/12,100.14
  6. Step 6: Final answer
    x = 9,379.40

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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.