Home / 30,362.96-41,896.09-18,260.54

Finding the Fourth Proportional to 30,362.96, 41,896.09 and 18,260.54

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Solution

The fourth proportional to 30,362.96, 41,896.09 and 18,260.54 is: 25,196.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,362.96 : 41,896.09 = 18,260.54 : x
  2. Step 2: Convert to fraction form
    30,362.96/41,896.09 = 18,260.54/x
  3. Step 3: Cross multiply
    30,362.96x = 41,896.09 × 18,260.54
  4. Step 4: Simplify right side
    30,362.96x = 765,045,095.03
  5. Step 5: Solve for x
    x = 765,045,095.03/30,362.96
  6. Step 6: Final answer
    x = 25,196.65

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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.