Home / 12,014.44-17,972.70-10,153.96

Finding the Fourth Proportional to 12,014.44, 17,972.70 and 10,153.96

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Solution

The fourth proportional to 12,014.44, 17,972.70 and 10,153.96 is: 15,189.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,014.44 : 17,972.70 = 10,153.96 : x
  2. Step 2: Convert to fraction form
    12,014.44/17,972.70 = 10,153.96/x
  3. Step 3: Cross multiply
    12,014.44x = 17,972.70 × 10,153.96
  4. Step 4: Simplify right side
    12,014.44x = 182,494,076.89
  5. Step 5: Solve for x
    x = 182,494,076.89/12,014.44
  6. Step 6: Final answer
    x = 15,189.56

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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.