Home / 17,185.90-25,788.58-7,324.16

Finding the Fourth Proportional to 17,185.90, 25,788.58 and 7,324.16

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Solution

The fourth proportional to 17,185.90, 25,788.58 and 7,324.16 is: 10,990.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,185.90 : 25,788.58 = 7,324.16 : x
  2. Step 2: Convert to fraction form
    17,185.90/25,788.58 = 7,324.16/x
  3. Step 3: Cross multiply
    17,185.90x = 25,788.58 × 7,324.16
  4. Step 4: Simplify right side
    17,185.90x = 188,879,686.09
  5. Step 5: Solve for x
    x = 188,879,686.09/17,185.90
  6. Step 6: Final answer
    x = 10,990.39

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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.