Home / 12,050.11-16,629.42-6,745.51

Finding the Fourth Proportional to 12,050.11, 16,629.42 and 6,745.51

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Solution

The fourth proportional to 12,050.11, 16,629.42 and 6,745.51 is: 9,308.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,050.11 : 16,629.42 = 6,745.51 : x
  2. Step 2: Convert to fraction form
    12,050.11/16,629.42 = 6,745.51/x
  3. Step 3: Cross multiply
    12,050.11x = 16,629.42 × 6,745.51
  4. Step 4: Simplify right side
    12,050.11x = 112,173,918.90
  5. Step 5: Solve for x
    x = 112,173,918.90/12,050.11
  6. Step 6: Final answer
    x = 9,308.95

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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.