Home / 36,231.49-54,340.31-11,271.85

Finding the Fourth Proportional to 36,231.49, 54,340.31 and 11,271.85

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Solution

The fourth proportional to 36,231.49, 54,340.31 and 11,271.85 is: 16,905.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,231.49 : 54,340.31 = 11,271.85 : x
  2. Step 2: Convert to fraction form
    36,231.49/54,340.31 = 11,271.85/x
  3. Step 3: Cross multiply
    36,231.49x = 54,340.31 × 11,271.85
  4. Step 4: Simplify right side
    36,231.49x = 612,515,715.60
  5. Step 5: Solve for x
    x = 612,515,715.60/36,231.49
  6. Step 6: Final answer
    x = 16,905.62

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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.