Home / 47,912.31-66,092.96-30,003.82

Finding the Fourth Proportional to 47,912.31, 66,092.96 and 30,003.82

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Solution

The fourth proportional to 47,912.31, 66,092.96 and 30,003.82 is: 41,388.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,912.31 : 66,092.96 = 30,003.82 : x
  2. Step 2: Convert to fraction form
    47,912.31/66,092.96 = 30,003.82/x
  3. Step 3: Cross multiply
    47,912.31x = 66,092.96 × 30,003.82
  4. Step 4: Simplify right side
    47,912.31x = 1,983,041,184.88
  5. Step 5: Solve for x
    x = 1,983,041,184.88/47,912.31
  6. Step 6: Final answer
    x = 41,388.97

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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.