Home / 19,796.68-27,319.92-11,299.96

Finding the Fourth Proportional to 19,796.68, 27,319.92 and 11,299.96

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Solution

The fourth proportional to 19,796.68, 27,319.92 and 11,299.96 is: 15,594.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,796.68 : 27,319.92 = 11,299.96 : x
  2. Step 2: Convert to fraction form
    19,796.68/27,319.92 = 11,299.96/x
  3. Step 3: Cross multiply
    19,796.68x = 27,319.92 × 11,299.96
  4. Step 4: Simplify right side
    19,796.68x = 308,714,003.20
  5. Step 5: Solve for x
    x = 308,714,003.20/19,796.68
  6. Step 6: Final answer
    x = 15,594.23

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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.