Home / 11,628.12-16,050.24-6,915.54

Finding the Fourth Proportional to 11,628.12, 16,050.24 and 6,915.54

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Solution

The fourth proportional to 11,628.12, 16,050.24 and 6,915.54 is: 9,545.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,628.12 : 16,050.24 = 6,915.54 : x
  2. Step 2: Convert to fraction form
    11,628.12/16,050.24 = 6,915.54/x
  3. Step 3: Cross multiply
    11,628.12x = 16,050.24 × 6,915.54
  4. Step 4: Simplify right side
    11,628.12x = 110,996,076.73
  5. Step 5: Solve for x
    x = 110,996,076.73/11,628.12
  6. Step 6: Final answer
    x = 9,545.49

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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.