Home / 23,911.21-32,997.31-13,156.73

Finding the Fourth Proportional to 23,911.21, 32,997.31 and 13,156.73

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Solution

The fourth proportional to 23,911.21, 32,997.31 and 13,156.73 is: 18,156.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,911.21 : 32,997.31 = 13,156.73 : x
  2. Step 2: Convert to fraction form
    23,911.21/32,997.31 = 13,156.73/x
  3. Step 3: Cross multiply
    23,911.21x = 32,997.31 × 13,156.73
  4. Step 4: Simplify right side
    23,911.21x = 434,136,883.87
  5. Step 5: Solve for x
    x = 434,136,883.87/23,911.21
  6. Step 6: Final answer
    x = 18,156.21

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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.