Home / 16,961.75-23,408.14-10,247.31

Finding the Fourth Proportional to 16,961.75, 23,408.14 and 10,247.31

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Solution

The fourth proportional to 16,961.75, 23,408.14 and 10,247.31 is: 14,141.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,961.75 : 23,408.14 = 10,247.31 : x
  2. Step 2: Convert to fraction form
    16,961.75/23,408.14 = 10,247.31/x
  3. Step 3: Cross multiply
    16,961.75x = 23,408.14 × 10,247.31
  4. Step 4: Simplify right side
    16,961.75x = 239,870,460.70
  5. Step 5: Solve for x
    x = 239,870,460.70/16,961.75
  6. Step 6: Final answer
    x = 14,141.84

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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.