Home / 10,153.53-15,232.70-3,228.03

Finding the Fourth Proportional to 10,153.53, 15,232.70 and 3,228.03

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Solution

The fourth proportional to 10,153.53, 15,232.70 and 3,228.03 is: 4,842.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,153.53 : 15,232.70 = 3,228.03 : x
  2. Step 2: Convert to fraction form
    10,153.53/15,232.70 = 3,228.03/x
  3. Step 3: Cross multiply
    10,153.53x = 15,232.70 × 3,228.03
  4. Step 4: Simplify right side
    10,153.53x = 49,171,596.44
  5. Step 5: Solve for x
    x = 49,171,596.44/10,153.53
  6. Step 6: Final answer
    x = 4,842.81

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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.