Home / 37,380.65-51,583.37-21,245.85

Finding the Fourth Proportional to 37,380.65, 51,583.37 and 21,245.85

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Solution

The fourth proportional to 37,380.65, 51,583.37 and 21,245.85 is: 29,318.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,380.65 : 51,583.37 = 21,245.85 : x
  2. Step 2: Convert to fraction form
    37,380.65/51,583.37 = 21,245.85/x
  3. Step 3: Cross multiply
    37,380.65x = 51,583.37 × 21,245.85
  4. Step 4: Simplify right side
    37,380.65x = 1,095,932,435.29
  5. Step 5: Solve for x
    x = 1,095,932,435.29/37,380.65
  6. Step 6: Final answer
    x = 29,318.18

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.