Home / 51,204.72-76,754.37-19,607.34

Finding the Fourth Proportional to 51,204.72, 76,754.37 and 19,607.34

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Solution

The fourth proportional to 51,204.72, 76,754.37 and 19,607.34 is: 29,390.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,204.72 : 76,754.37 = 19,607.34 : x
  2. Step 2: Convert to fraction form
    51,204.72/76,754.37 = 19,607.34/x
  3. Step 3: Cross multiply
    51,204.72x = 76,754.37 × 19,607.34
  4. Step 4: Simplify right side
    51,204.72x = 1,504,949,029.08
  5. Step 5: Solve for x
    x = 1,504,949,029.08/51,204.72
  6. Step 6: Final answer
    x = 29,390.83

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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.