Home / 19,956.24-27,539.42-11,004.12

Finding the Fourth Proportional to 19,956.24, 27,539.42 and 11,004.12

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Solution

The fourth proportional to 19,956.24, 27,539.42 and 11,004.12 is: 15,185.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,956.24 : 27,539.42 = 11,004.12 : x
  2. Step 2: Convert to fraction form
    19,956.24/27,539.42 = 11,004.12/x
  3. Step 3: Cross multiply
    19,956.24x = 27,539.42 × 11,004.12
  4. Step 4: Simplify right side
    19,956.24x = 303,047,027.39
  5. Step 5: Solve for x
    x = 303,047,027.39/19,956.24
  6. Step 6: Final answer
    x = 15,185.58

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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.