Home / 19,794.34-27,319.71-11,837.44

Finding the Fourth Proportional to 19,794.34, 27,319.71 and 11,837.44

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Solution

The fourth proportional to 19,794.34, 27,319.71 and 11,837.44 is: 16,337.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,794.34 : 27,319.71 = 11,837.44 : x
  2. Step 2: Convert to fraction form
    19,794.34/27,319.71 = 11,837.44/x
  3. Step 3: Cross multiply
    19,794.34x = 27,319.71 × 11,837.44
  4. Step 4: Simplify right side
    19,794.34x = 323,395,427.94
  5. Step 5: Solve for x
    x = 323,395,427.94/19,794.34
  6. Step 6: Final answer
    x = 16,337.77

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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.