Home / 19,956.32-27,539.90-11,004.14

Finding the Fourth Proportional to 19,956.32, 27,539.90 and 11,004.14

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Solution

The fourth proportional to 19,956.32, 27,539.90 and 11,004.14 is: 15,185.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,956.32 : 27,539.90 = 11,004.14 : x
  2. Step 2: Convert to fraction form
    19,956.32/27,539.90 = 11,004.14/x
  3. Step 3: Cross multiply
    19,956.32x = 27,539.90 × 11,004.14
  4. Step 4: Simplify right side
    19,956.32x = 303,052,722.47
  5. Step 5: Solve for x
    x = 303,052,722.47/19,956.32
  6. Step 6: Final answer
    x = 15,185.81

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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.