Home / 39,161.58-58,745.46-11,081.19

Finding the Fourth Proportional to 39,161.58, 58,745.46 and 11,081.19

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Solution

The fourth proportional to 39,161.58, 58,745.46 and 11,081.19 is: 16,622.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,161.58 : 58,745.46 = 11,081.19 : x
  2. Step 2: Convert to fraction form
    39,161.58/58,745.46 = 11,081.19/x
  3. Step 3: Cross multiply
    39,161.58x = 58,745.46 × 11,081.19
  4. Step 4: Simplify right side
    39,161.58x = 650,969,603.90
  5. Step 5: Solve for x
    x = 650,969,603.90/39,161.58
  6. Step 6: Final answer
    x = 16,622.66

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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.