Home / 12,263.67-18,395.51-3,498.62

Finding the Fourth Proportional to 12,263.67, 18,395.51 and 3,498.62

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Solution

The fourth proportional to 12,263.67, 18,395.51 and 3,498.62 is: 5,247.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,263.67 : 18,395.51 = 3,498.62 : x
  2. Step 2: Convert to fraction form
    12,263.67/18,395.51 = 3,498.62/x
  3. Step 3: Cross multiply
    12,263.67x = 18,395.51 × 3,498.62
  4. Step 4: Simplify right side
    12,263.67x = 64,358,789.73
  5. Step 5: Solve for x
    x = 64,358,789.73/12,263.67
  6. Step 6: Final answer
    x = 5,247.92

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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.