Home / 37,307.70-55,976.09-13,935.96

Finding the Fourth Proportional to 37,307.70, 55,976.09 and 13,935.96

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Solution

The fourth proportional to 37,307.70, 55,976.09 and 13,935.96 is: 20,909.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,307.70 : 55,976.09 = 13,935.96 : x
  2. Step 2: Convert to fraction form
    37,307.70/55,976.09 = 13,935.96/x
  3. Step 3: Cross multiply
    37,307.70x = 55,976.09 × 13,935.96
  4. Step 4: Simplify right side
    37,307.70x = 780,080,481.52
  5. Step 5: Solve for x
    x = 780,080,481.52/37,307.70
  6. Step 6: Final answer
    x = 20,909.37

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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.