Home / 16,910.62-23,336.43-9,356.38

Finding the Fourth Proportional to 16,910.62, 23,336.43 and 9,356.38

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Solution

The fourth proportional to 16,910.62, 23,336.43 and 9,356.38 is: 12,911.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,910.62 : 23,336.43 = 9,356.38 : x
  2. Step 2: Convert to fraction form
    16,910.62/23,336.43 = 9,356.38/x
  3. Step 3: Cross multiply
    16,910.62x = 23,336.43 × 9,356.38
  4. Step 4: Simplify right side
    16,910.62x = 218,344,506.92
  5. Step 5: Solve for x
    x = 218,344,506.92/16,910.62
  6. Step 6: Final answer
    x = 12,911.68

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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.