Home / 36,169.50-54,283.41-18,644.34

Finding the Fourth Proportional to 36,169.50, 54,283.41 and 18,644.34

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Solution

The fourth proportional to 36,169.50, 54,283.41 and 18,644.34 is: 27,981.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,169.50 : 54,283.41 = 18,644.34 : x
  2. Step 2: Convert to fraction form
    36,169.50/54,283.41 = 18,644.34/x
  3. Step 3: Cross multiply
    36,169.50x = 54,283.41 × 18,644.34
  4. Step 4: Simplify right side
    36,169.50x = 1,012,078,352.40
  5. Step 5: Solve for x
    x = 1,012,078,352.40/36,169.50
  6. Step 6: Final answer
    x = 27,981.54

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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.