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Finding the Fourth Proportional to 17,887.58, 26,822.72 and 10,494.44

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Solution

The fourth proportional to 17,887.58, 26,822.72 and 10,494.44 is: 15,736.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,887.58 : 26,822.72 = 10,494.44 : x
  2. Step 2: Convert to fraction form
    17,887.58/26,822.72 = 10,494.44/x
  3. Step 3: Cross multiply
    17,887.58x = 26,822.72 × 10,494.44
  4. Step 4: Simplify right side
    17,887.58x = 281,489,291.56
  5. Step 5: Solve for x
    x = 281,489,291.56/17,887.58
  6. Step 6: Final answer
    x = 15,736.58

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.