Home / 30,414.72-41,968.17-16,984.26

Finding the Fourth Proportional to 30,414.72, 41,968.17 and 16,984.26

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Solution

The fourth proportional to 30,414.72, 41,968.17 and 16,984.26 is: 23,435.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,414.72 : 41,968.17 = 16,984.26 : x
  2. Step 2: Convert to fraction form
    30,414.72/41,968.17 = 16,984.26/x
  3. Step 3: Cross multiply
    30,414.72x = 41,968.17 × 16,984.26
  4. Step 4: Simplify right side
    30,414.72x = 712,798,311.00
  5. Step 5: Solve for x
    x = 712,798,311.00/30,414.72
  6. Step 6: Final answer
    x = 23,435.96

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.