Home / 11,322.36-16,965.21-6,926.49

Finding the Fourth Proportional to 11,322.36, 16,965.21 and 6,926.49

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Solution

The fourth proportional to 11,322.36, 16,965.21 and 6,926.49 is: 10,378.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,322.36 : 16,965.21 = 6,926.49 : x
  2. Step 2: Convert to fraction form
    11,322.36/16,965.21 = 6,926.49/x
  3. Step 3: Cross multiply
    11,322.36x = 16,965.21 × 6,926.49
  4. Step 4: Simplify right side
    11,322.36x = 117,509,357.41
  5. Step 5: Solve for x
    x = 117,509,357.41/11,322.36
  6. Step 6: Final answer
    x = 10,378.52

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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.