Home / 51,329.81-76,968.42-27,327.75

Finding the Fourth Proportional to 51,329.81, 76,968.42 and 27,327.75

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Solution

The fourth proportional to 51,329.81, 76,968.42 and 27,327.75 is: 40,977.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,329.81 : 76,968.42 = 27,327.75 : x
  2. Step 2: Convert to fraction form
    51,329.81/76,968.42 = 27,327.75/x
  3. Step 3: Cross multiply
    51,329.81x = 76,968.42 × 27,327.75
  4. Step 4: Simplify right side
    51,329.81x = 2,103,373,348.54
  5. Step 5: Solve for x
    x = 2,103,373,348.54/51,329.81
  6. Step 6: Final answer
    x = 40,977.62

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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.