Home / 16,750.20-23,115.56-9,196.85

Finding the Fourth Proportional to 16,750.20, 23,115.56 and 9,196.85

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Solution

The fourth proportional to 16,750.20, 23,115.56 and 9,196.85 is: 12,691.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,750.20 : 23,115.56 = 9,196.85 : x
  2. Step 2: Convert to fraction form
    16,750.20/23,115.56 = 9,196.85/x
  3. Step 3: Cross multiply
    16,750.20x = 23,115.56 × 9,196.85
  4. Step 4: Simplify right side
    16,750.20x = 212,590,336.51
  5. Step 5: Solve for x
    x = 212,590,336.51/16,750.20
  6. Step 6: Final answer
    x = 12,691.81

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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.