Home / 11,745.13-16,198.86-10,325.81

Finding the Fourth Proportional to 11,745.13, 16,198.86 and 10,325.81

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Solution

The fourth proportional to 11,745.13, 16,198.86 and 10,325.81 is: 14,241.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,745.13 : 16,198.86 = 10,325.81 : x
  2. Step 2: Convert to fraction form
    11,745.13/16,198.86 = 10,325.81/x
  3. Step 3: Cross multiply
    11,745.13x = 16,198.86 × 10,325.81
  4. Step 4: Simplify right side
    11,745.13x = 167,266,350.58
  5. Step 5: Solve for x
    x = 167,266,350.58/11,745.13
  6. Step 6: Final answer
    x = 14,241.34

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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.