Home / 16,865.82-25,299.93-6,477.57

Finding the Fourth Proportional to 16,865.82, 25,299.93 and 6,477.57

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Solution

The fourth proportional to 16,865.82, 25,299.93 and 6,477.57 is: 9,716.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,865.82 : 25,299.93 = 6,477.57 : x
  2. Step 2: Convert to fraction form
    16,865.82/25,299.93 = 6,477.57/x
  3. Step 3: Cross multiply
    16,865.82x = 25,299.93 × 6,477.57
  4. Step 4: Simplify right side
    16,865.82x = 163,882,067.57
  5. Step 5: Solve for x
    x = 163,882,067.57/16,865.82
  6. Step 6: Final answer
    x = 9,716.82

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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.