Home / 36,687.96-55,033.83-14,198.58

Finding the Fourth Proportional to 36,687.96, 55,033.83 and 14,198.58

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Solution

The fourth proportional to 36,687.96, 55,033.83 and 14,198.58 is: 21,298.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,687.96 : 55,033.83 = 14,198.58 : x
  2. Step 2: Convert to fraction form
    36,687.96/55,033.83 = 14,198.58/x
  3. Step 3: Cross multiply
    36,687.96x = 55,033.83 × 14,198.58
  4. Step 4: Simplify right side
    36,687.96x = 781,402,237.96
  5. Step 5: Solve for x
    x = 781,402,237.96/36,687.96
  6. Step 6: Final answer
    x = 21,298.60

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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.