Home / 34,621.99-51,912.21-15,878.54

Finding the Fourth Proportional to 34,621.99, 51,912.21 and 15,878.54

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Solution

The fourth proportional to 34,621.99, 51,912.21 and 15,878.54 is: 23,808.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,621.99 : 51,912.21 = 15,878.54 : x
  2. Step 2: Convert to fraction form
    34,621.99/51,912.21 = 15,878.54/x
  3. Step 3: Cross multiply
    34,621.99x = 51,912.21 × 15,878.54
  4. Step 4: Simplify right side
    34,621.99x = 824,290,102.97
  5. Step 5: Solve for x
    x = 824,290,102.97/34,621.99
  6. Step 6: Final answer
    x = 23,808.28

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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.