Home / 51,912.72-71,628.84-33,042.96

Finding the Fourth Proportional to 51,912.72, 71,628.84 and 33,042.96

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Solution

The fourth proportional to 51,912.72, 71,628.84 and 33,042.96 is: 45,592.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,912.72 : 71,628.84 = 33,042.96 : x
  2. Step 2: Convert to fraction form
    51,912.72/71,628.84 = 33,042.96/x
  3. Step 3: Cross multiply
    51,912.72x = 71,628.84 × 33,042.96
  4. Step 4: Simplify right side
    51,912.72x = 2,366,828,894.97
  5. Step 5: Solve for x
    x = 2,366,828,894.97/51,912.72
  6. Step 6: Final answer
    x = 45,592.47

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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.