Home / 14,194.45-19,587.99-7,906.69

Finding the Fourth Proportional to 14,194.45, 19,587.99 and 7,906.69

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Solution

The fourth proportional to 14,194.45, 19,587.99 and 7,906.69 is: 10,911.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,194.45 : 19,587.99 = 7,906.69 : x
  2. Step 2: Convert to fraction form
    14,194.45/19,587.99 = 7,906.69/x
  3. Step 3: Cross multiply
    14,194.45x = 19,587.99 × 7,906.69
  4. Step 4: Simplify right side
    14,194.45x = 154,876,164.65
  5. Step 5: Solve for x
    x = 154,876,164.65/14,194.45
  6. Step 6: Final answer
    x = 10,911.04

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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.