Home / 19,560.36-26,963.46-11,992.68

Finding the Fourth Proportional to 19,560.36, 26,963.46 and 11,992.68

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Solution

The fourth proportional to 19,560.36, 26,963.46 and 11,992.68 is: 16,531.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,560.36 : 26,963.46 = 11,992.68 : x
  2. Step 2: Convert to fraction form
    19,560.36/26,963.46 = 11,992.68/x
  3. Step 3: Cross multiply
    19,560.36x = 26,963.46 × 11,992.68
  4. Step 4: Simplify right side
    19,560.36x = 323,364,147.47
  5. Step 5: Solve for x
    x = 323,364,147.47/19,560.36
  6. Step 6: Final answer
    x = 16,531.61

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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.