Home / 36,481.53-54,682.20-14,290.77

Finding the Fourth Proportional to 36,481.53, 54,682.20 and 14,290.77

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Solution

The fourth proportional to 36,481.53, 54,682.20 and 14,290.77 is: 21,420.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,481.53 : 54,682.20 = 14,290.77 : x
  2. Step 2: Convert to fraction form
    36,481.53/54,682.20 = 14,290.77/x
  3. Step 3: Cross multiply
    36,481.53x = 54,682.20 × 14,290.77
  4. Step 4: Simplify right side
    36,481.53x = 781,450,743.29
  5. Step 5: Solve for x
    x = 781,450,743.29/36,481.53
  6. Step 6: Final answer
    x = 21,420.45

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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.