Home / 14,523.24-20,040.90-8,236.20

Finding the Fourth Proportional to 14,523.24, 20,040.90 and 8,236.20

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Solution

The fourth proportional to 14,523.24, 20,040.90 and 8,236.20 is: 11,365.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,523.24 : 20,040.90 = 8,236.20 : x
  2. Step 2: Convert to fraction form
    14,523.24/20,040.90 = 8,236.20/x
  3. Step 3: Cross multiply
    14,523.24x = 20,040.90 × 8,236.20
  4. Step 4: Simplify right side
    14,523.24x = 165,060,860.58
  5. Step 5: Solve for x
    x = 165,060,860.58/14,523.24
  6. Step 6: Final answer
    x = 11,365.29

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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.