Home / 19,734.64-27,224.94-12,181.29

Finding the Fourth Proportional to 19,734.64, 27,224.94 and 12,181.29

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Solution

The fourth proportional to 19,734.64, 27,224.94 and 12,181.29 is: 16,804.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,734.64 : 27,224.94 = 12,181.29 : x
  2. Step 2: Convert to fraction form
    19,734.64/27,224.94 = 12,181.29/x
  3. Step 3: Cross multiply
    19,734.64x = 27,224.94 × 12,181.29
  4. Step 4: Simplify right side
    19,734.64x = 331,634,889.37
  5. Step 5: Solve for x
    x = 331,634,889.37/19,734.64
  6. Step 6: Final answer
    x = 16,804.71

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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.