Home / 16,940.16-23,385.60-11,284.44

Finding the Fourth Proportional to 16,940.16, 23,385.60 and 11,284.44

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Solution

The fourth proportional to 16,940.16, 23,385.60 and 11,284.44 is: 15,577.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,940.16 : 23,385.60 = 11,284.44 : x
  2. Step 2: Convert to fraction form
    16,940.16/23,385.60 = 11,284.44/x
  3. Step 3: Cross multiply
    16,940.16x = 23,385.60 × 11,284.44
  4. Step 4: Simplify right side
    16,940.16x = 263,893,400.06
  5. Step 5: Solve for x
    x = 263,893,400.06/16,940.16
  6. Step 6: Final answer
    x = 15,577.98

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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.