Home / 16,795.73-23,181.32-11,120.47

Finding the Fourth Proportional to 16,795.73, 23,181.32 and 11,120.47

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Solution

The fourth proportional to 16,795.73, 23,181.32 and 11,120.47 is: 15,348.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,795.73 : 23,181.32 = 11,120.47 : x
  2. Step 2: Convert to fraction form
    16,795.73/23,181.32 = 11,120.47/x
  3. Step 3: Cross multiply
    16,795.73x = 23,181.32 × 11,120.47
  4. Step 4: Simplify right side
    16,795.73x = 257,787,002.11
  5. Step 5: Solve for x
    x = 257,787,002.11/16,795.73
  6. Step 6: Final answer
    x = 15,348.37

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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.