Home / 19,936.56-27,512.32-10,983.86

Finding the Fourth Proportional to 19,936.56, 27,512.32 and 10,983.86

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Solution

The fourth proportional to 19,936.56, 27,512.32 and 10,983.86 is: 15,157.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,936.56 : 27,512.32 = 10,983.86 : x
  2. Step 2: Convert to fraction form
    19,936.56/27,512.32 = 10,983.86/x
  3. Step 3: Cross multiply
    19,936.56x = 27,512.32 × 10,983.86
  4. Step 4: Simplify right side
    19,936.56x = 302,191,471.16
  5. Step 5: Solve for x
    x = 302,191,471.16/19,936.56
  6. Step 6: Final answer
    x = 15,157.65

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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.