Home / 12,227.58-18,341.37-3,462.57

Finding the Fourth Proportional to 12,227.58, 18,341.37 and 3,462.57

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Solution

The fourth proportional to 12,227.58, 18,341.37 and 3,462.57 is: 5,193.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,227.58 : 18,341.37 = 3,462.57 : x
  2. Step 2: Convert to fraction form
    12,227.58/18,341.37 = 3,462.57/x
  3. Step 3: Cross multiply
    12,227.58x = 18,341.37 × 3,462.57
  4. Step 4: Simplify right side
    12,227.58x = 63,508,277.52
  5. Step 5: Solve for x
    x = 63,508,277.52/12,227.58
  6. Step 6: Final answer
    x = 5,193.86

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Double scale
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Similar ratio
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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.