Home / 16,717.05-25,085.30-6,863.40

Finding the Fourth Proportional to 16,717.05, 25,085.30 and 6,863.40

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Solution

The fourth proportional to 16,717.05, 25,085.30 and 6,863.40 is: 10,299.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,717.05 : 25,085.30 = 6,863.40 : x
  2. Step 2: Convert to fraction form
    16,717.05/25,085.30 = 6,863.40/x
  3. Step 3: Cross multiply
    16,717.05x = 25,085.30 × 6,863.40
  4. Step 4: Simplify right side
    16,717.05x = 172,170,413.70
  5. Step 5: Solve for x
    x = 172,170,413.70/16,717.05
  6. Step 6: Final answer
    x = 10,299.09

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.