Home / 19,796.15-27,317.97-11,298.71

Finding the Fourth Proportional to 19,796.15, 27,317.97 and 11,298.71

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Solution

The fourth proportional to 19,796.15, 27,317.97 and 11,298.71 is: 15,591.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,796.15 : 27,317.97 = 11,298.71 : x
  2. Step 2: Convert to fraction form
    19,796.15/27,317.97 = 11,298.71/x
  3. Step 3: Cross multiply
    19,796.15x = 27,317.97 × 11,298.71
  4. Step 4: Simplify right side
    19,796.15x = 308,657,684.23
  5. Step 5: Solve for x
    x = 308,657,684.23/19,796.15
  6. Step 6: Final answer
    x = 15,591.81

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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.