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Finding the Fourth Proportional to 11,914.48, 16,450.02 and 10,651.48

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Solution

The fourth proportional to 11,914.48, 16,450.02 and 10,651.48 is: 14,706.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,914.48 : 16,450.02 = 10,651.48 : x
  2. Step 2: Convert to fraction form
    11,914.48/16,450.02 = 10,651.48/x
  3. Step 3: Cross multiply
    11,914.48x = 16,450.02 × 10,651.48
  4. Step 4: Simplify right side
    11,914.48x = 175,217,059.03
  5. Step 5: Solve for x
    x = 175,217,059.03/11,914.48
  6. Step 6: Final answer
    x = 14,706.23

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.