Home / 36,840.80-55,282.64-15,491.96

Finding the Fourth Proportional to 36,840.80, 55,282.64 and 15,491.96

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Solution

The fourth proportional to 36,840.80, 55,282.64 and 15,491.96 is: 23,246.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,840.80 : 55,282.64 = 15,491.96 : x
  2. Step 2: Convert to fraction form
    36,840.80/55,282.64 = 15,491.96/x
  3. Step 3: Cross multiply
    36,840.80x = 55,282.64 × 15,491.96
  4. Step 4: Simplify right side
    36,840.80x = 856,436,447.57
  5. Step 5: Solve for x
    x = 856,436,447.57/36,840.80
  6. Step 6: Final answer
    x = 23,246.96

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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.