Home / 11,953.80-17,933.46-4,055.88

Finding the Fourth Proportional to 11,953.80, 17,933.46 and 4,055.88

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Solution

The fourth proportional to 11,953.80, 17,933.46 and 4,055.88 is: 6,084.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,953.80 : 17,933.46 = 4,055.88 : x
  2. Step 2: Convert to fraction form
    11,953.80/17,933.46 = 4,055.88/x
  3. Step 3: Cross multiply
    11,953.80x = 17,933.46 × 4,055.88
  4. Step 4: Simplify right side
    11,953.80x = 72,735,961.74
  5. Step 5: Solve for x
    x = 72,735,961.74/11,953.80
  6. Step 6: Final answer
    x = 6,084.76

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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.