Home / 18,550.49-27,829.37-6,863.81

Finding the Fourth Proportional to 18,550.49, 27,829.37 and 6,863.81

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Solution

The fourth proportional to 18,550.49, 27,829.37 and 6,863.81 is: 10,297.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,550.49 : 27,829.37 = 6,863.81 : x
  2. Step 2: Convert to fraction form
    18,550.49/27,829.37 = 6,863.81/x
  3. Step 3: Cross multiply
    18,550.49x = 27,829.37 × 6,863.81
  4. Step 4: Simplify right side
    18,550.49x = 191,015,386.11
  5. Step 5: Solve for x
    x = 191,015,386.11/18,550.49
  6. Step 6: Final answer
    x = 10,297.06

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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.