Home / 41,198.49-61,797.15-13,120.29

Finding the Fourth Proportional to 41,198.49, 61,797.15 and 13,120.29

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Solution

The fourth proportional to 41,198.49, 61,797.15 and 13,120.29 is: 19,680.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,198.49 : 61,797.15 = 13,120.29 : x
  2. Step 2: Convert to fraction form
    41,198.49/61,797.15 = 13,120.29/x
  3. Step 3: Cross multiply
    41,198.49x = 61,797.15 × 13,120.29
  4. Step 4: Simplify right side
    41,198.49x = 810,796,529.17
  5. Step 5: Solve for x
    x = 810,796,529.17/41,198.49
  6. Step 6: Final answer
    x = 19,680.25

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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.