Home / 17,321.10-25,981.66-4,173.46

Finding the Fourth Proportional to 17,321.10, 25,981.66 and 4,173.46

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Solution

The fourth proportional to 17,321.10, 25,981.66 and 4,173.46 is: 6,260.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,321.10 : 25,981.66 = 4,173.46 : x
  2. Step 2: Convert to fraction form
    17,321.10/25,981.66 = 4,173.46/x
  3. Step 3: Cross multiply
    17,321.10x = 25,981.66 × 4,173.46
  4. Step 4: Simplify right side
    17,321.10x = 108,433,418.74
  5. Step 5: Solve for x
    x = 108,433,418.74/17,321.10
  6. Step 6: Final answer
    x = 6,260.19

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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.