Home / 19,696.12-27,180.98-10,743.63

Finding the Fourth Proportional to 19,696.12, 27,180.98 and 10,743.63

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Solution

The fourth proportional to 19,696.12, 27,180.98 and 10,743.63 is: 14,826.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,696.12 : 27,180.98 = 10,743.63 : x
  2. Step 2: Convert to fraction form
    19,696.12/27,180.98 = 10,743.63/x
  3. Step 3: Cross multiply
    19,696.12x = 27,180.98 × 10,743.63
  4. Step 4: Simplify right side
    19,696.12x = 292,022,392.16
  5. Step 5: Solve for x
    x = 292,022,392.16/19,696.12
  6. Step 6: Final answer
    x = 14,826.39

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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.