Home / 17,883.54-26,819.82-12,372.30

Finding the Fourth Proportional to 17,883.54, 26,819.82 and 12,372.30

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Solution

The fourth proportional to 17,883.54, 26,819.82 and 12,372.30 is: 18,554.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,883.54 : 26,819.82 = 12,372.30 : x
  2. Step 2: Convert to fraction form
    17,883.54/26,819.82 = 12,372.30/x
  3. Step 3: Cross multiply
    17,883.54x = 26,819.82 × 12,372.30
  4. Step 4: Simplify right side
    17,883.54x = 331,822,858.99
  5. Step 5: Solve for x
    x = 331,822,858.99/17,883.54
  6. Step 6: Final answer
    x = 18,554.65

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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.