Home / 19,936.63-27,512.41-10,983.92

Finding the Fourth Proportional to 19,936.63, 27,512.41 and 10,983.92

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Solution

The fourth proportional to 19,936.63, 27,512.41 and 10,983.92 is: 15,157.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,936.63 : 27,512.41 = 10,983.92 : x
  2. Step 2: Convert to fraction form
    19,936.63/27,512.41 = 10,983.92/x
  3. Step 3: Cross multiply
    19,936.63x = 27,512.41 × 10,983.92
  4. Step 4: Simplify right side
    19,936.63x = 302,194,055.53
  5. Step 5: Solve for x
    x = 302,194,055.53/19,936.63
  6. Step 6: Final answer
    x = 15,157.73

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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.