Home / 14,450.06-19,942.71-8,162.84

Finding the Fourth Proportional to 14,450.06, 19,942.71 and 8,162.84

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Solution

The fourth proportional to 14,450.06, 19,942.71 and 8,162.84 is: 11,265.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,450.06 : 19,942.71 = 8,162.84 : x
  2. Step 2: Convert to fraction form
    14,450.06/19,942.71 = 8,162.84/x
  3. Step 3: Cross multiply
    14,450.06x = 19,942.71 × 8,162.84
  4. Step 4: Simplify right side
    14,450.06x = 162,789,170.14
  5. Step 5: Solve for x
    x = 162,789,170.14/14,450.06
  6. Step 6: Final answer
    x = 11,265.64

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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.