Home / 17,161.24-23,666.62-11,189.92

Finding the Fourth Proportional to 17,161.24, 23,666.62 and 11,189.92

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Solution

The fourth proportional to 17,161.24, 23,666.62 and 11,189.92 is: 15,431.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,161.24 : 23,666.62 = 11,189.92 : x
  2. Step 2: Convert to fraction form
    17,161.24/23,666.62 = 11,189.92/x
  3. Step 3: Cross multiply
    17,161.24x = 23,666.62 × 11,189.92
  4. Step 4: Simplify right side
    17,161.24x = 264,827,584.47
  5. Step 5: Solve for x
    x = 264,827,584.47/17,161.24
  6. Step 6: Final answer
    x = 15,431.73

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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.