Home / 16,212.99-24,310.89-5,116.80

Finding the Fourth Proportional to 16,212.99, 24,310.89 and 5,116.80

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Solution

The fourth proportional to 16,212.99, 24,310.89 and 5,116.80 is: 7,672.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,212.99 : 24,310.89 = 5,116.80 : x
  2. Step 2: Convert to fraction form
    16,212.99/24,310.89 = 5,116.80/x
  3. Step 3: Cross multiply
    16,212.99x = 24,310.89 × 5,116.80
  4. Step 4: Simplify right side
    16,212.99x = 124,393,961.95
  5. Step 5: Solve for x
    x = 124,393,961.95/16,212.99
  6. Step 6: Final answer
    x = 7,672.49

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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.