Home / 12,062.90-18,093.66-7,163.66

Finding the Fourth Proportional to 12,062.90, 18,093.66 and 7,163.66

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Solution

The fourth proportional to 12,062.90, 18,093.66 and 7,163.66 is: 10,745.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,062.90 : 18,093.66 = 7,163.66 : x
  2. Step 2: Convert to fraction form
    12,062.90/18,093.66 = 7,163.66/x
  3. Step 3: Cross multiply
    12,062.90x = 18,093.66 × 7,163.66
  4. Step 4: Simplify right side
    12,062.90x = 129,616,828.40
  5. Step 5: Solve for x
    x = 129,616,828.40/12,062.90
  6. Step 6: Final answer
    x = 10,745.08

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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.