Home / 15,180.33-22,772.40-8,150.68

Finding the Fourth Proportional to 15,180.33, 22,772.40 and 8,150.68

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Solution

The fourth proportional to 15,180.33, 22,772.40 and 8,150.68 is: 12,227.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,180.33 : 22,772.40 = 8,150.68 : x
  2. Step 2: Convert to fraction form
    15,180.33/22,772.40 = 8,150.68/x
  3. Step 3: Cross multiply
    15,180.33x = 22,772.40 × 8,150.68
  4. Step 4: Simplify right side
    15,180.33x = 185,610,390.62
  5. Step 5: Solve for x
    x = 185,610,390.62/15,180.33
  6. Step 6: Final answer
    x = 12,227.03

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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.