Home / 16,716.12-23,068.80-9,163.09

Finding the Fourth Proportional to 16,716.12, 23,068.80 and 9,163.09

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Solution

The fourth proportional to 16,716.12, 23,068.80 and 9,163.09 is: 12,645.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,716.12 : 23,068.80 = 9,163.09 : x
  2. Step 2: Convert to fraction form
    16,716.12/23,068.80 = 9,163.09/x
  3. Step 3: Cross multiply
    16,716.12x = 23,068.80 × 9,163.09
  4. Step 4: Simplify right side
    16,716.12x = 211,381,519.43
  5. Step 5: Solve for x
    x = 211,381,519.43/16,716.12
  6. Step 6: Final answer
    x = 12,645.37

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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.