Home / 12,234.59-16,880.84-7,199.03

Finding the Fourth Proportional to 12,234.59, 16,880.84 and 7,199.03

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Solution

The fourth proportional to 12,234.59, 16,880.84 and 7,199.03 is: 9,932.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,234.59 : 16,880.84 = 7,199.03 : x
  2. Step 2: Convert to fraction form
    12,234.59/16,880.84 = 7,199.03/x
  3. Step 3: Cross multiply
    12,234.59x = 16,880.84 × 7,199.03
  4. Step 4: Simplify right side
    12,234.59x = 121,525,553.19
  5. Step 5: Solve for x
    x = 121,525,553.19/12,234.59
  6. Step 6: Final answer
    x = 9,932.95

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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.