Home / 16,905.80-23,329.44-9,352.84

Finding the Fourth Proportional to 16,905.80, 23,329.44 and 9,352.84

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Solution

The fourth proportional to 16,905.80, 23,329.44 and 9,352.84 is: 12,906.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,905.80 : 23,329.44 = 9,352.84 : x
  2. Step 2: Convert to fraction form
    16,905.80/23,329.44 = 9,352.84/x
  3. Step 3: Cross multiply
    16,905.80x = 23,329.44 × 9,352.84
  4. Step 4: Simplify right side
    16,905.80x = 218,196,519.61
  5. Step 5: Solve for x
    x = 218,196,519.61/16,905.80
  6. Step 6: Final answer
    x = 12,906.61

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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.