Home / 16,670.14-25,003.38-6,679.09

Finding the Fourth Proportional to 16,670.14, 25,003.38 and 6,679.09

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Solution

The fourth proportional to 16,670.14, 25,003.38 and 6,679.09 is: 10,017.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,670.14 : 25,003.38 = 6,679.09 : x
  2. Step 2: Convert to fraction form
    16,670.14/25,003.38 = 6,679.09/x
  3. Step 3: Cross multiply
    16,670.14x = 25,003.38 × 6,679.09
  4. Step 4: Simplify right side
    16,670.14x = 166,999,825.32
  5. Step 5: Solve for x
    x = 166,999,825.32/16,670.14
  6. Step 6: Final answer
    x = 10,017.90

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.