Home / 19,947.35-27,527.92-10,995.44

Finding the Fourth Proportional to 19,947.35, 27,527.92 and 10,995.44

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Solution

The fourth proportional to 19,947.35, 27,527.92 and 10,995.44 is: 15,174.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,947.35 : 27,527.92 = 10,995.44 : x
  2. Step 2: Convert to fraction form
    19,947.35/27,527.92 = 10,995.44/x
  3. Step 3: Cross multiply
    19,947.35x = 27,527.92 × 10,995.44
  4. Step 4: Simplify right side
    19,947.35x = 302,681,427.56
  5. Step 5: Solve for x
    x = 302,681,427.56/19,947.35
  6. Step 6: Final answer
    x = 15,174.02

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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.