Home / 15,747.98-23,627.43-6,989.03

Finding the Fourth Proportional to 15,747.98, 23,627.43 and 6,989.03

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Solution

The fourth proportional to 15,747.98, 23,627.43 and 6,989.03 is: 10,485.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,747.98 : 23,627.43 = 6,989.03 : x
  2. Step 2: Convert to fraction form
    15,747.98/23,627.43 = 6,989.03/x
  3. Step 3: Cross multiply
    15,747.98x = 23,627.43 × 6,989.03
  4. Step 4: Simplify right side
    15,747.98x = 165,132,817.09
  5. Step 5: Solve for x
    x = 165,132,817.09/15,747.98
  6. Step 6: Final answer
    x = 10,485.97

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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.