Home / 17,116.92-23,661.18-16,419.24

Finding the Fourth Proportional to 17,116.92, 23,661.18 and 16,419.24

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Solution

The fourth proportional to 17,116.92, 23,661.18 and 16,419.24 is: 22,696.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,116.92 : 23,661.18 = 16,419.24 : x
  2. Step 2: Convert to fraction form
    17,116.92/23,661.18 = 16,419.24/x
  3. Step 3: Cross multiply
    17,116.92x = 23,661.18 × 16,419.24
  4. Step 4: Simplify right side
    17,116.92x = 388,498,593.10
  5. Step 5: Solve for x
    x = 388,498,593.10/17,116.92
  6. Step 6: Final answer
    x = 22,696.76

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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.