Home / 12,696.36-19,045.82-4,375.29

Finding the Fourth Proportional to 12,696.36, 19,045.82 and 4,375.29

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Solution

The fourth proportional to 12,696.36, 19,045.82 and 4,375.29 is: 6,563.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,696.36 : 19,045.82 = 4,375.29 : x
  2. Step 2: Convert to fraction form
    12,696.36/19,045.82 = 4,375.29/x
  3. Step 3: Cross multiply
    12,696.36x = 19,045.82 × 4,375.29
  4. Step 4: Simplify right side
    12,696.36x = 83,330,963.91
  5. Step 5: Solve for x
    x = 83,330,963.91/12,696.36
  6. Step 6: Final answer
    x = 6,563.37

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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.