Home / 19,414.26-26,791.37-10,916.39

Finding the Fourth Proportional to 19,414.26, 26,791.37 and 10,916.39

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Solution

The fourth proportional to 19,414.26, 26,791.37 and 10,916.39 is: 15,064.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,414.26 : 26,791.37 = 10,916.39 : x
  2. Step 2: Convert to fraction form
    19,414.26/26,791.37 = 10,916.39/x
  3. Step 3: Cross multiply
    19,414.26x = 26,791.37 × 10,916.39
  4. Step 4: Simplify right side
    19,414.26x = 292,465,043.55
  5. Step 5: Solve for x
    x = 292,465,043.55/19,414.26
  6. Step 6: Final answer
    x = 15,064.44

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1.5x scale

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.