Home / 36,888.60-55,338.30-11,923.86

Finding the Fourth Proportional to 36,888.60, 55,338.30 and 11,923.86

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Solution

The fourth proportional to 36,888.60, 55,338.30 and 11,923.86 is: 17,887.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,888.60 : 55,338.30 = 11,923.86 : x
  2. Step 2: Convert to fraction form
    36,888.60/55,338.30 = 11,923.86/x
  3. Step 3: Cross multiply
    36,888.60x = 55,338.30 × 11,923.86
  4. Step 4: Simplify right side
    36,888.60x = 659,846,141.84
  5. Step 5: Solve for x
    x = 659,846,141.84/36,888.60
  6. Step 6: Final answer
    x = 17,887.54

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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.