Home / 19,960.88-27,546.20-11,008.68

Finding the Fourth Proportional to 19,960.88, 27,546.20 and 11,008.68

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Solution

The fourth proportional to 19,960.88, 27,546.20 and 11,008.68 is: 15,192.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,960.88 : 27,546.20 = 11,008.68 : x
  2. Step 2: Convert to fraction form
    19,960.88/27,546.20 = 11,008.68/x
  3. Step 3: Cross multiply
    19,960.88x = 27,546.20 × 11,008.68
  4. Step 4: Simplify right side
    19,960.88x = 303,247,301.02
  5. Step 5: Solve for x
    x = 303,247,301.02/19,960.88
  6. Step 6: Final answer
    x = 15,192.08

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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.