Home / 51,072.03-76,576.77-21,076.97

Finding the Fourth Proportional to 51,072.03, 76,576.77 and 21,076.97

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Solution

The fourth proportional to 51,072.03, 76,576.77 and 21,076.97 is: 31,602.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,072.03 : 76,576.77 = 21,076.97 : x
  2. Step 2: Convert to fraction form
    51,072.03/76,576.77 = 21,076.97/x
  3. Step 3: Cross multiply
    51,072.03x = 76,576.77 × 21,076.97
  4. Step 4: Simplify right side
    51,072.03x = 1,614,005,901.10
  5. Step 5: Solve for x
    x = 1,614,005,901.10/51,072.03
  6. Step 6: Final answer
    x = 31,602.54

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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.