Home / 14,504.82-20,016.24-8,535.12

Finding the Fourth Proportional to 14,504.82, 20,016.24 and 8,535.12

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Solution

The fourth proportional to 14,504.82, 20,016.24 and 8,535.12 is: 11,778.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,504.82 : 20,016.24 = 8,535.12 : x
  2. Step 2: Convert to fraction form
    14,504.82/20,016.24 = 8,535.12/x
  3. Step 3: Cross multiply
    14,504.82x = 20,016.24 × 8,535.12
  4. Step 4: Simplify right side
    14,504.82x = 170,841,010.35
  5. Step 5: Solve for x
    x = 170,841,010.35/14,504.82
  6. Step 6: Final answer
    x = 11,778.22

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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.