Home / 27,773.68-38,327.52-15,198.16

Finding the Fourth Proportional to 27,773.68, 38,327.52 and 15,198.16

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Solution

The fourth proportional to 27,773.68, 38,327.52 and 15,198.16 is: 20,973.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,773.68 : 38,327.52 = 15,198.16 : x
  2. Step 2: Convert to fraction form
    27,773.68/38,327.52 = 15,198.16/x
  3. Step 3: Cross multiply
    27,773.68x = 38,327.52 × 15,198.16
  4. Step 4: Simplify right side
    27,773.68x = 582,507,781.36
  5. Step 5: Solve for x
    x = 582,507,781.36/27,773.68
  6. Step 6: Final answer
    x = 20,973.37

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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.