Home / 30,772.38-46,158.94-8,584.42

Finding the Fourth Proportional to 30,772.38, 46,158.94 and 8,584.42

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Solution

The fourth proportional to 30,772.38, 46,158.94 and 8,584.42 is: 12,876.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,772.38 : 46,158.94 = 8,584.42 : x
  2. Step 2: Convert to fraction form
    30,772.38/46,158.94 = 8,584.42/x
  3. Step 3: Cross multiply
    30,772.38x = 46,158.94 × 8,584.42
  4. Step 4: Simplify right side
    30,772.38x = 396,247,727.71
  5. Step 5: Solve for x
    x = 396,247,727.71/30,772.38
  6. Step 6: Final answer
    x = 12,876.73

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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.