Home / 19,173.56-28,768.71-6,702.53

Finding the Fourth Proportional to 19,173.56, 28,768.71 and 6,702.53

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Solution

The fourth proportional to 19,173.56, 28,768.71 and 6,702.53 is: 10,056.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,173.56 : 28,768.71 = 6,702.53 : x
  2. Step 2: Convert to fraction form
    19,173.56/28,768.71 = 6,702.53/x
  3. Step 3: Cross multiply
    19,173.56x = 28,768.71 × 6,702.53
  4. Step 4: Simplify right side
    19,173.56x = 192,823,147.25
  5. Step 5: Solve for x
    x = 192,823,147.25/19,173.56
  6. Step 6: Final answer
    x = 10,056.72

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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.