Home / 55,016.94-82,512.12-25,406.31

Finding the Fourth Proportional to 55,016.94, 82,512.12 and 25,406.31

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Solution

The fourth proportional to 55,016.94, 82,512.12 and 25,406.31 is: 38,103.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,016.94 : 82,512.12 = 25,406.31 : x
  2. Step 2: Convert to fraction form
    55,016.94/82,512.12 = 25,406.31/x
  3. Step 3: Cross multiply
    55,016.94x = 82,512.12 × 25,406.31
  4. Step 4: Simplify right side
    55,016.94x = 2,096,328,499.48
  5. Step 5: Solve for x
    x = 2,096,328,499.48/55,016.94
  6. Step 6: Final answer
    x = 38,103.33

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1.5x scale

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.