Home / 55,553.94-76,674.40-31,362.26

Finding the Fourth Proportional to 55,553.94, 76,674.40 and 31,362.26

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Solution

The fourth proportional to 55,553.94, 76,674.40 and 31,362.26 is: 43,285.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,553.94 : 76,674.40 = 31,362.26 : x
  2. Step 2: Convert to fraction form
    55,553.94/76,674.40 = 31,362.26/x
  3. Step 3: Cross multiply
    55,553.94x = 76,674.40 × 31,362.26
  4. Step 4: Simplify right side
    55,553.94x = 2,404,682,468.14
  5. Step 5: Solve for x
    x = 2,404,682,468.14/55,553.94
  6. Step 6: Final answer
    x = 43,285.54

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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.