Home / 18,654.03-25,745.02-10,694.70

Finding the Fourth Proportional to 18,654.03, 25,745.02 and 10,694.70

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Solution

The fourth proportional to 18,654.03, 25,745.02 and 10,694.70 is: 14,760.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,654.03 : 25,745.02 = 10,694.70 : x
  2. Step 2: Convert to fraction form
    18,654.03/25,745.02 = 10,694.70/x
  3. Step 3: Cross multiply
    18,654.03x = 25,745.02 × 10,694.70
  4. Step 4: Simplify right side
    18,654.03x = 275,335,238.66
  5. Step 5: Solve for x
    x = 275,335,238.66/18,654.03
  6. Step 6: Final answer
    x = 14,760.09

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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.