Home / 16,804.36-23,185.74-11,216.44

Finding the Fourth Proportional to 16,804.36, 23,185.74 and 11,216.44

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Solution

The fourth proportional to 16,804.36, 23,185.74 and 11,216.44 is: 15,475.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,804.36 : 23,185.74 = 11,216.44 : x
  2. Step 2: Convert to fraction form
    16,804.36/23,185.74 = 11,216.44/x
  3. Step 3: Cross multiply
    16,804.36x = 23,185.74 × 11,216.44
  4. Step 4: Simplify right side
    16,804.36x = 260,061,461.57
  5. Step 5: Solve for x
    x = 260,061,461.57/16,804.36
  6. Step 6: Final answer
    x = 15,475.83

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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.