Home / 16,128.26-24,199.32-8,738

Finding the Fourth Proportional to 16,128.26, 24,199.32 and 8,738

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Solution

The fourth proportional to 16,128.26, 24,199.32 and 8,738 is: 13,110.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,128.26 : 24,199.32 = 8,738 : x
  2. Step 2: Convert to fraction form
    16,128.26/24,199.32 = 8,738/x
  3. Step 3: Cross multiply
    16,128.26x = 24,199.32 × 8,738
  4. Step 4: Simplify right side
    16,128.26x = 211,453,658.16
  5. Step 5: Solve for x
    x = 211,453,658.16/16,128.26
  6. Step 6: Final answer
    x = 13,110.75

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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.