Home / 55,800.37-76,982.70-31,914.28

Finding the Fourth Proportional to 55,800.37, 76,982.70 and 31,914.28

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Solution

The fourth proportional to 55,800.37, 76,982.70 and 31,914.28 is: 44,029.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,800.37 : 76,982.70 = 31,914.28 : x
  2. Step 2: Convert to fraction form
    55,800.37/76,982.70 = 31,914.28/x
  3. Step 3: Cross multiply
    55,800.37x = 76,982.70 × 31,914.28
  4. Step 4: Simplify right side
    55,800.37x = 2,456,847,442.96
  5. Step 5: Solve for x
    x = 2,456,847,442.96/55,800.37
  6. Step 6: Final answer
    x = 44,029.23

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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.