Home / 17,021.88-23,336.91-16,710.84

Finding the Fourth Proportional to 17,021.88, 23,336.91 and 16,710.84

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Solution

The fourth proportional to 17,021.88, 23,336.91 and 16,710.84 is: 22,910.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,021.88 : 23,336.91 = 16,710.84 : x
  2. Step 2: Convert to fraction form
    17,021.88/23,336.91 = 16,710.84/x
  3. Step 3: Cross multiply
    17,021.88x = 23,336.91 × 16,710.84
  4. Step 4: Simplify right side
    17,021.88x = 389,979,369.10
  5. Step 5: Solve for x
    x = 389,979,369.10/17,021.88
  6. Step 6: Final answer
    x = 22,910.48

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.