Home / 69,728.65-104,592.03-17,137.69

Finding the Fourth Proportional to 69,728.65, 104,592.03 and 17,137.69

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Solution

The fourth proportional to 69,728.65, 104,592.03 and 17,137.69 is: 25,706.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,728.65 : 104,592.03 = 17,137.69 : x
  2. Step 2: Convert to fraction form
    69,728.65/104,592.03 = 17,137.69/x
  3. Step 3: Cross multiply
    69,728.65x = 104,592.03 × 17,137.69
  4. Step 4: Simplify right side
    69,728.65x = 1,792,465,786.61
  5. Step 5: Solve for x
    x = 1,792,465,786.61/69,728.65
  6. Step 6: Final answer
    x = 25,706.30

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1.5x scale

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.