Home / 19,623.96-29,435.94-7,945.38

Finding the Fourth Proportional to 19,623.96, 29,435.94 and 7,945.38

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Solution

The fourth proportional to 19,623.96, 29,435.94 and 7,945.38 is: 11,918.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,623.96 : 29,435.94 = 7,945.38 : x
  2. Step 2: Convert to fraction form
    19,623.96/29,435.94 = 7,945.38/x
  3. Step 3: Cross multiply
    19,623.96x = 29,435.94 × 7,945.38
  4. Step 4: Simplify right side
    19,623.96x = 233,879,728.96
  5. Step 5: Solve for x
    x = 233,879,728.96/19,623.96
  6. Step 6: Final answer
    x = 11,918.07

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Similar ratio
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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.