Home / 19,344.89-26,696.36-10,961.39

Finding the Fourth Proportional to 19,344.89, 26,696.36 and 10,961.39

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Solution

The fourth proportional to 19,344.89, 26,696.36 and 10,961.39 is: 15,126.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,344.89 : 26,696.36 = 10,961.39 : x
  2. Step 2: Convert to fraction form
    19,344.89/26,696.36 = 10,961.39/x
  3. Step 3: Cross multiply
    19,344.89x = 26,696.36 × 10,961.39
  4. Step 4: Simplify right side
    19,344.89x = 292,629,213.54
  5. Step 5: Solve for x
    x = 292,629,213.54/19,344.89
  6. Step 6: Final answer
    x = 15,126.95

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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.