Home / 12,093.15-18,137.91-4,087.83

Finding the Fourth Proportional to 12,093.15, 18,137.91 and 4,087.83

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Solution

The fourth proportional to 12,093.15, 18,137.91 and 4,087.83 is: 6,131.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,093.15 : 18,137.91 = 4,087.83 : x
  2. Step 2: Convert to fraction form
    12,093.15/18,137.91 = 4,087.83/x
  3. Step 3: Cross multiply
    12,093.15x = 18,137.91 × 4,087.83
  4. Step 4: Simplify right side
    12,093.15x = 74,144,692.64
  5. Step 5: Solve for x
    x = 74,144,692.64/12,093.15
  6. Step 6: Final answer
    x = 6,131.13

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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.