Home / 12,696.03-19,038.78-4,797.18

Finding the Fourth Proportional to 12,696.03, 19,038.78 and 4,797.18

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Solution

The fourth proportional to 12,696.03, 19,038.78 and 4,797.18 is: 7,193.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,696.03 : 19,038.78 = 4,797.18 : x
  2. Step 2: Convert to fraction form
    12,696.03/19,038.78 = 4,797.18/x
  3. Step 3: Cross multiply
    12,696.03x = 19,038.78 × 4,797.18
  4. Step 4: Simplify right side
    12,696.03x = 91,332,454.64
  5. Step 5: Solve for x
    x = 91,332,454.64/12,696.03
  6. Step 6: Final answer
    x = 7,193.78

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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.