Home / 12,352.78-18,524.44-6,110.65

Finding the Fourth Proportional to 12,352.78, 18,524.44 and 6,110.65

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Solution

The fourth proportional to 12,352.78, 18,524.44 and 6,110.65 is: 9,163.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,352.78 : 18,524.44 = 6,110.65 : x
  2. Step 2: Convert to fraction form
    12,352.78/18,524.44 = 6,110.65/x
  3. Step 3: Cross multiply
    12,352.78x = 18,524.44 × 6,110.65
  4. Step 4: Simplify right side
    12,352.78x = 113,196,369.29
  5. Step 5: Solve for x
    x = 113,196,369.29/12,352.78
  6. Step 6: Final answer
    x = 9,163.64

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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.