Home / 30,202.44-41,699.54-18,887.96

Finding the Fourth Proportional to 30,202.44, 41,699.54 and 18,887.96

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Solution

The fourth proportional to 30,202.44, 41,699.54 and 18,887.96 is: 26,078.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,202.44 : 41,699.54 = 18,887.96 : x
  2. Step 2: Convert to fraction form
    30,202.44/41,699.54 = 18,887.96/x
  3. Step 3: Cross multiply
    30,202.44x = 41,699.54 × 18,887.96
  4. Step 4: Simplify right side
    30,202.44x = 787,619,243.54
  5. Step 5: Solve for x
    x = 787,619,243.54/30,202.44
  6. Step 6: Final answer
    x = 26,078.00

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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.