Home / 16,923.41-25,378.13-6,391.64

Finding the Fourth Proportional to 16,923.41, 25,378.13 and 6,391.64

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Solution

The fourth proportional to 16,923.41, 25,378.13 and 6,391.64 is: 9,584.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,923.41 : 25,378.13 = 6,391.64 : x
  2. Step 2: Convert to fraction form
    16,923.41/25,378.13 = 6,391.64/x
  3. Step 3: Cross multiply
    16,923.41x = 25,378.13 × 6,391.64
  4. Step 4: Simplify right side
    16,923.41x = 162,207,950.26
  5. Step 5: Solve for x
    x = 162,207,950.26/16,923.41
  6. Step 6: Final answer
    x = 9,584.83

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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.