Home / 17,217.88-23,605.93-16,906.84

Finding the Fourth Proportional to 17,217.88, 23,605.93 and 16,906.84

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Solution

The fourth proportional to 17,217.88, 23,605.93 and 16,906.84 is: 23,179.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,217.88 : 23,605.93 = 16,906.84 : x
  2. Step 2: Convert to fraction form
    17,217.88/23,605.93 = 16,906.84/x
  3. Step 3: Cross multiply
    17,217.88x = 23,605.93 × 16,906.84
  4. Step 4: Simplify right side
    17,217.88x = 399,101,681.56
  5. Step 5: Solve for x
    x = 399,101,681.56/17,217.88
  6. Step 6: Final answer
    x = 23,179.49

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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.