Home / 17,181.93-23,722.49-13,195.92

Finding the Fourth Proportional to 17,181.93, 23,722.49 and 13,195.92

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Solution

The fourth proportional to 17,181.93, 23,722.49 and 13,195.92 is: 18,219.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,181.93 : 23,722.49 = 13,195.92 : x
  2. Step 2: Convert to fraction form
    17,181.93/23,722.49 = 13,195.92/x
  3. Step 3: Cross multiply
    17,181.93x = 23,722.49 × 13,195.92
  4. Step 4: Simplify right side
    17,181.93x = 313,040,080.24
  5. Step 5: Solve for x
    x = 313,040,080.24/17,181.93
  6. Step 6: Final answer
    x = 18,219.15

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.