Home / 11,344.44-17,004.90-8,216.72

Finding the Fourth Proportional to 11,344.44, 17,004.90 and 8,216.72

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Solution

The fourth proportional to 11,344.44, 17,004.90 and 8,216.72 is: 12,316.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,344.44 : 17,004.90 = 8,216.72 : x
  2. Step 2: Convert to fraction form
    11,344.44/17,004.90 = 8,216.72/x
  3. Step 3: Cross multiply
    11,344.44x = 17,004.90 × 8,216.72
  4. Step 4: Simplify right side
    11,344.44x = 139,724,501.93
  5. Step 5: Solve for x
    x = 139,724,501.93/11,344.44
  6. Step 6: Final answer
    x = 12,316.56

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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.