Home / 19,553.67-26,983.38-11,591.16

Finding the Fourth Proportional to 19,553.67, 26,983.38 and 11,591.16

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Solution

The fourth proportional to 19,553.67, 26,983.38 and 11,591.16 is: 15,995.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,553.67 : 26,983.38 = 11,591.16 : x
  2. Step 2: Convert to fraction form
    19,553.67/26,983.38 = 11,591.16/x
  3. Step 3: Cross multiply
    19,553.67x = 26,983.38 × 11,591.16
  4. Step 4: Simplify right side
    19,553.67x = 312,768,540.00
  5. Step 5: Solve for x
    x = 312,768,540.00/19,553.67
  6. Step 6: Final answer
    x = 15,995.39

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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.