Home / 40,204.24-55,485.25-22,305

Finding the Fourth Proportional to 40,204.24, 55,485.25 and 22,305

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Solution

The fourth proportional to 40,204.24, 55,485.25 and 22,305 is: 30,782.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,204.24 : 55,485.25 = 22,305 : x
  2. Step 2: Convert to fraction form
    40,204.24/55,485.25 = 22,305/x
  3. Step 3: Cross multiply
    40,204.24x = 55,485.25 × 22,305
  4. Step 4: Simplify right side
    40,204.24x = 1,237,598,501.25
  5. Step 5: Solve for x
    x = 1,237,598,501.25/40,204.24
  6. Step 6: Final answer
    x = 30,782.79

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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.