Home / 13,764.96-20,633.45-5,433.53

Finding the Fourth Proportional to 13,764.96, 20,633.45 and 5,433.53

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Solution

The fourth proportional to 13,764.96, 20,633.45 and 5,433.53 is: 8,144.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,764.96 : 20,633.45 = 5,433.53 : x
  2. Step 2: Convert to fraction form
    13,764.96/20,633.45 = 5,433.53/x
  3. Step 3: Cross multiply
    13,764.96x = 20,633.45 × 5,433.53
  4. Step 4: Simplify right side
    13,764.96x = 112,112,339.24
  5. Step 5: Solve for x
    x = 112,112,339.24/13,764.96
  6. Step 6: Final answer
    x = 8,144.76

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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.