Home / 19,794.60-27,319.64-11,296.71

Finding the Fourth Proportional to 19,794.60, 27,319.64 and 11,296.71

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Solution

The fourth proportional to 19,794.60, 27,319.64 and 11,296.71 is: 15,591.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,794.60 : 27,319.64 = 11,296.71 : x
  2. Step 2: Convert to fraction form
    19,794.60/27,319.64 = 11,296.71/x
  3. Step 3: Cross multiply
    19,794.60x = 27,319.64 × 11,296.71
  4. Step 4: Simplify right side
    19,794.60x = 308,621,993.90
  5. Step 5: Solve for x
    x = 308,621,993.90/19,794.60
  6. Step 6: Final answer
    x = 15,591.22

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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.