Home / 15,401.82-23,102.70-11,896.92

Finding the Fourth Proportional to 15,401.82, 23,102.70 and 11,896.92

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Solution

The fourth proportional to 15,401.82, 23,102.70 and 11,896.92 is: 17,845.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,401.82 : 23,102.70 = 11,896.92 : x
  2. Step 2: Convert to fraction form
    15,401.82/23,102.70 = 11,896.92/x
  3. Step 3: Cross multiply
    15,401.82x = 23,102.70 × 11,896.92
  4. Step 4: Simplify right side
    15,401.82x = 274,850,973.68
  5. Step 5: Solve for x
    x = 274,850,973.68/15,401.82
  6. Step 6: Final answer
    x = 17,845.36

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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.