Home / 51,450.78-70,986.33-33,539.25

Finding the Fourth Proportional to 51,450.78, 70,986.33 and 33,539.25

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Solution

The fourth proportional to 51,450.78, 70,986.33 and 33,539.25 is: 46,273.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,450.78 : 70,986.33 = 33,539.25 : x
  2. Step 2: Convert to fraction form
    51,450.78/70,986.33 = 33,539.25/x
  3. Step 3: Cross multiply
    51,450.78x = 70,986.33 × 33,539.25
  4. Step 4: Simplify right side
    51,450.78x = 2,380,828,268.45
  5. Step 5: Solve for x
    x = 2,380,828,268.45/51,450.78
  6. Step 6: Final answer
    x = 46,273.90

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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.