Home / 51,040.36-76,560.54-15,982.75

Finding the Fourth Proportional to 51,040.36, 76,560.54 and 15,982.75

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Solution

The fourth proportional to 51,040.36, 76,560.54 and 15,982.75 is: 23,974.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,040.36 : 76,560.54 = 15,982.75 : x
  2. Step 2: Convert to fraction form
    51,040.36/76,560.54 = 15,982.75/x
  3. Step 3: Cross multiply
    51,040.36x = 76,560.54 × 15,982.75
  4. Step 4: Simplify right side
    51,040.36x = 1,223,647,970.69
  5. Step 5: Solve for x
    x = 1,223,647,970.69/51,040.36
  6. Step 6: Final answer
    x = 23,974.13

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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.