Home / 55,770.56-76,958.64-31,893.36

Finding the Fourth Proportional to 55,770.56, 76,958.64 and 31,893.36

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Solution

The fourth proportional to 55,770.56, 76,958.64 and 31,893.36 is: 44,010.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,770.56 : 76,958.64 = 31,893.36 : x
  2. Step 2: Convert to fraction form
    55,770.56/76,958.64 = 31,893.36/x
  3. Step 3: Cross multiply
    55,770.56x = 76,958.64 × 31,893.36
  4. Step 4: Simplify right side
    55,770.56x = 2,454,469,610.63
  5. Step 5: Solve for x
    x = 2,454,469,610.63/55,770.56
  6. Step 6: Final answer
    x = 44,010.13

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1.5x scale

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.