Home / 14,516.26-21,792.78-12,080.86

Finding the Fourth Proportional to 14,516.26, 21,792.78 and 12,080.86

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Solution

The fourth proportional to 14,516.26, 21,792.78 and 12,080.86 is: 18,136.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,516.26 : 21,792.78 = 12,080.86 : x
  2. Step 2: Convert to fraction form
    14,516.26/21,792.78 = 12,080.86/x
  3. Step 3: Cross multiply
    14,516.26x = 21,792.78 × 12,080.86
  4. Step 4: Simplify right side
    14,516.26x = 263,275,524.19
  5. Step 5: Solve for x
    x = 263,275,524.19/14,516.26
  6. Step 6: Final answer
    x = 18,136.59

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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.