Home / 17,949.23-26,929.34-9,190.34

Finding the Fourth Proportional to 17,949.23, 26,929.34 and 9,190.34

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Solution

The fourth proportional to 17,949.23, 26,929.34 and 9,190.34 is: 13,788.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,949.23 : 26,929.34 = 9,190.34 : x
  2. Step 2: Convert to fraction form
    17,949.23/26,929.34 = 9,190.34/x
  3. Step 3: Cross multiply
    17,949.23x = 26,929.34 × 9,190.34
  4. Step 4: Simplify right side
    17,949.23x = 247,489,744.62
  5. Step 5: Solve for x
    x = 247,489,744.62/17,949.23
  6. Step 6: Final answer
    x = 13,788.32

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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.