Home / 19,522.22-26,947.49-12,447.27

Finding the Fourth Proportional to 19,522.22, 26,947.49 and 12,447.27

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Solution

The fourth proportional to 19,522.22, 26,947.49 and 12,447.27 is: 17,181.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,522.22 : 26,947.49 = 12,447.27 : x
  2. Step 2: Convert to fraction form
    19,522.22/26,947.49 = 12,447.27/x
  3. Step 3: Cross multiply
    19,522.22x = 26,947.49 × 12,447.27
  4. Step 4: Simplify right side
    19,522.22x = 335,422,621.62
  5. Step 5: Solve for x
    x = 335,422,621.62/19,522.22
  6. Step 6: Final answer
    x = 17,181.59

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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.