Home / 18,146.03-25,042.97-10,190.21

Finding the Fourth Proportional to 18,146.03, 25,042.97 and 10,190.21

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Solution

The fourth proportional to 18,146.03, 25,042.97 and 10,190.21 is: 14,063.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,146.03 : 25,042.97 = 10,190.21 : x
  2. Step 2: Convert to fraction form
    18,146.03/25,042.97 = 10,190.21/x
  3. Step 3: Cross multiply
    18,146.03x = 25,042.97 × 10,190.21
  4. Step 4: Simplify right side
    18,146.03x = 255,193,023.58
  5. Step 5: Solve for x
    x = 255,193,023.58/18,146.03
  6. Step 6: Final answer
    x = 14,063.30

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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.