Home / 16,716.64-23,068.05-9,162.52

Finding the Fourth Proportional to 16,716.64, 23,068.05 and 9,162.52

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Solution

The fourth proportional to 16,716.64, 23,068.05 and 9,162.52 is: 12,643.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,716.64 : 23,068.05 = 9,162.52 : x
  2. Step 2: Convert to fraction form
    16,716.64/23,068.05 = 9,162.52/x
  3. Step 3: Cross multiply
    16,716.64x = 23,068.05 × 9,162.52
  4. Step 4: Simplify right side
    16,716.64x = 211,361,469.49
  5. Step 5: Solve for x
    x = 211,361,469.49/16,716.64
  6. Step 6: Final answer
    x = 12,643.78

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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.