Home / 30,832.20-46,232.10-11,107.80

Finding the Fourth Proportional to 30,832.20, 46,232.10 and 11,107.80

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Solution

The fourth proportional to 30,832.20, 46,232.10 and 11,107.80 is: 16,655.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,832.20 : 46,232.10 = 11,107.80 : x
  2. Step 2: Convert to fraction form
    30,832.20/46,232.10 = 11,107.80/x
  3. Step 3: Cross multiply
    30,832.20x = 46,232.10 × 11,107.80
  4. Step 4: Simplify right side
    30,832.20x = 513,536,920.38
  5. Step 5: Solve for x
    x = 513,536,920.38/30,832.20
  6. Step 6: Final answer
    x = 16,655.86

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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.