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Finding the Fourth Proportional to 32,282.82, 48,414.78 and 12,556.68

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Solution

The fourth proportional to 32,282.82, 48,414.78 and 12,556.68 is: 18,831.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,282.82 : 48,414.78 = 12,556.68 : x
  2. Step 2: Convert to fraction form
    32,282.82/48,414.78 = 12,556.68/x
  3. Step 3: Cross multiply
    32,282.82x = 48,414.78 × 12,556.68
  4. Step 4: Simplify right side
    32,282.82x = 607,928,899.73
  5. Step 5: Solve for x
    x = 607,928,899.73/32,282.82
  6. Step 6: Final answer
    x = 18,831.34

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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.