Home / 13,359.20-20,040.60-4,596.80

Finding the Fourth Proportional to 13,359.20, 20,040.60 and 4,596.80

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Solution

The fourth proportional to 13,359.20, 20,040.60 and 4,596.80 is: 6,895.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,359.20 : 20,040.60 = 4,596.80 : x
  2. Step 2: Convert to fraction form
    13,359.20/20,040.60 = 4,596.80/x
  3. Step 3: Cross multiply
    13,359.20x = 20,040.60 × 4,596.80
  4. Step 4: Simplify right side
    13,359.20x = 92,122,630.08
  5. Step 5: Solve for x
    x = 92,122,630.08/13,359.20
  6. Step 6: Final answer
    x = 6,895.82

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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.