Home / 30,771.48-46,157.01-8,584.97

Finding the Fourth Proportional to 30,771.48, 46,157.01 and 8,584.97

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Solution

The fourth proportional to 30,771.48, 46,157.01 and 8,584.97 is: 12,877.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,771.48 : 46,157.01 = 8,584.97 : x
  2. Step 2: Convert to fraction form
    30,771.48/46,157.01 = 8,584.97/x
  3. Step 3: Cross multiply
    30,771.48x = 46,157.01 × 8,584.97
  4. Step 4: Simplify right side
    30,771.48x = 396,256,315.35
  5. Step 5: Solve for x
    x = 396,256,315.35/30,771.48
  6. Step 6: Final answer
    x = 12,877.39

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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.