Home / 14,571.54-20,110.05-8,283.90

Finding the Fourth Proportional to 14,571.54, 20,110.05 and 8,283.90

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Solution

The fourth proportional to 14,571.54, 20,110.05 and 8,283.90 is: 11,432.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,571.54 : 20,110.05 = 8,283.90 : x
  2. Step 2: Convert to fraction form
    14,571.54/20,110.05 = 8,283.90/x
  3. Step 3: Cross multiply
    14,571.54x = 20,110.05 × 8,283.90
  4. Step 4: Simplify right side
    14,571.54x = 166,589,643.20
  5. Step 5: Solve for x
    x = 166,589,643.20/14,571.54
  6. Step 6: Final answer
    x = 11,432.54

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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.