Home / 19,956.43-27,539.49-11,004.76

Finding the Fourth Proportional to 19,956.43, 27,539.49 and 11,004.76

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Solution

The fourth proportional to 19,956.43, 27,539.49 and 11,004.76 is: 15,186.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,956.43 : 27,539.49 = 11,004.76 : x
  2. Step 2: Convert to fraction form
    19,956.43/27,539.49 = 11,004.76/x
  3. Step 3: Cross multiply
    19,956.43x = 27,539.49 × 11,004.76
  4. Step 4: Simplify right side
    19,956.43x = 303,065,477.97
  5. Step 5: Solve for x
    x = 303,065,477.97/19,956.43
  6. Step 6: Final answer
    x = 15,186.36

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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.