Home / 13,546.50-20,273.19-8,546.57

Finding the Fourth Proportional to 13,546.50, 20,273.19 and 8,546.57

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Solution

The fourth proportional to 13,546.50, 20,273.19 and 8,546.57 is: 12,790.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,546.50 : 20,273.19 = 8,546.57 : x
  2. Step 2: Convert to fraction form
    13,546.50/20,273.19 = 8,546.57/x
  3. Step 3: Cross multiply
    13,546.50x = 20,273.19 × 8,546.57
  4. Step 4: Simplify right side
    13,546.50x = 173,266,237.46
  5. Step 5: Solve for x
    x = 173,266,237.46/13,546.50
  6. Step 6: Final answer
    x = 12,790.48

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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.