Home / 30,520.43-45,797.66-16,480.16

Finding the Fourth Proportional to 30,520.43, 45,797.66 and 16,480.16

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Solution

The fourth proportional to 30,520.43, 45,797.66 and 16,480.16 is: 24,729.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,520.43 : 45,797.66 = 16,480.16 : x
  2. Step 2: Convert to fraction form
    30,520.43/45,797.66 = 16,480.16/x
  3. Step 3: Cross multiply
    30,520.43x = 45,797.66 × 16,480.16
  4. Step 4: Simplify right side
    30,520.43x = 754,752,764.43
  5. Step 5: Solve for x
    x = 754,752,764.43/30,520.43
  6. Step 6: Final answer
    x = 24,729.43

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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.