Home / 15,453.28-23,180.07-3,766.50

Finding the Fourth Proportional to 15,453.28, 23,180.07 and 3,766.50

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Solution

The fourth proportional to 15,453.28, 23,180.07 and 3,766.50 is: 5,649.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,453.28 : 23,180.07 = 3,766.50 : x
  2. Step 2: Convert to fraction form
    15,453.28/23,180.07 = 3,766.50/x
  3. Step 3: Cross multiply
    15,453.28x = 23,180.07 × 3,766.50
  4. Step 4: Simplify right side
    15,453.28x = 87,307,747.78
  5. Step 5: Solve for x
    x = 87,307,747.78/15,453.28
  6. Step 6: Final answer
    x = 5,649.79

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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.