Home / 12,324.24-18,493.68-4,538.52

Finding the Fourth Proportional to 12,324.24, 18,493.68 and 4,538.52

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Solution

The fourth proportional to 12,324.24, 18,493.68 and 4,538.52 is: 6,810.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,324.24 : 18,493.68 = 4,538.52 : x
  2. Step 2: Convert to fraction form
    12,324.24/18,493.68 = 4,538.52/x
  3. Step 3: Cross multiply
    12,324.24x = 18,493.68 × 4,538.52
  4. Step 4: Simplify right side
    12,324.24x = 83,933,936.55
  5. Step 5: Solve for x
    x = 83,933,936.55/12,324.24
  6. Step 6: Final answer
    x = 6,810.48

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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.