Home / 35,795.98-49,399.70-19,880.69

Finding the Fourth Proportional to 35,795.98, 49,399.70 and 19,880.69

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Solution

The fourth proportional to 35,795.98, 49,399.70 and 19,880.69 is: 27,436.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,795.98 : 49,399.70 = 19,880.69 : x
  2. Step 2: Convert to fraction form
    35,795.98/49,399.70 = 19,880.69/x
  3. Step 3: Cross multiply
    35,795.98x = 49,399.70 × 19,880.69
  4. Step 4: Simplify right side
    35,795.98x = 982,100,121.79
  5. Step 5: Solve for x
    x = 982,100,121.79/35,795.98
  6. Step 6: Final answer
    x = 27,436.05

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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.