Home / 26,450.49-36,504.36-15,121.02

Finding the Fourth Proportional to 26,450.49, 36,504.36 and 15,121.02

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Solution

The fourth proportional to 26,450.49, 36,504.36 and 15,121.02 is: 20,868.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,450.49 : 36,504.36 = 15,121.02 : x
  2. Step 2: Convert to fraction form
    26,450.49/36,504.36 = 15,121.02/x
  3. Step 3: Cross multiply
    26,450.49x = 36,504.36 × 15,121.02
  4. Step 4: Simplify right side
    26,450.49x = 551,983,157.65
  5. Step 5: Solve for x
    x = 551,983,157.65/26,450.49
  6. Step 6: Final answer
    x = 20,868.54

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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.