Home / 18,406.34-27,606.75-6,716.82

Finding the Fourth Proportional to 18,406.34, 27,606.75 and 6,716.82

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Solution

The fourth proportional to 18,406.34, 27,606.75 and 6,716.82 is: 10,074.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,406.34 : 27,606.75 = 6,716.82 : x
  2. Step 2: Convert to fraction form
    18,406.34/27,606.75 = 6,716.82/x
  3. Step 3: Cross multiply
    18,406.34x = 27,606.75 × 6,716.82
  4. Step 4: Simplify right side
    18,406.34x = 185,429,570.54
  5. Step 5: Solve for x
    x = 185,429,570.54/18,406.34
  6. Step 6: Final answer
    x = 10,074.23

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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.