Home / 18,181.22-25,104.18-14,195.34

Finding the Fourth Proportional to 18,181.22, 25,104.18 and 14,195.34

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Solution

The fourth proportional to 18,181.22, 25,104.18 and 14,195.34 is: 19,600.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,181.22 : 25,104.18 = 14,195.34 : x
  2. Step 2: Convert to fraction form
    18,181.22/25,104.18 = 14,195.34/x
  3. Step 3: Cross multiply
    18,181.22x = 25,104.18 × 14,195.34
  4. Step 4: Simplify right side
    18,181.22x = 356,362,370.52
  5. Step 5: Solve for x
    x = 356,362,370.52/18,181.22
  6. Step 6: Final answer
    x = 19,600.58

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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.