Home / 19,600.14-27,032.55-12,892.68

Finding the Fourth Proportional to 19,600.14, 27,032.55 and 12,892.68

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Solution

The fourth proportional to 19,600.14, 27,032.55 and 12,892.68 is: 17,781.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,600.14 : 27,032.55 = 12,892.68 : x
  2. Step 2: Convert to fraction form
    19,600.14/27,032.55 = 12,892.68/x
  3. Step 3: Cross multiply
    19,600.14x = 27,032.55 × 12,892.68
  4. Step 4: Simplify right side
    19,600.14x = 348,522,016.73
  5. Step 5: Solve for x
    x = 348,522,016.73/19,600.14
  6. Step 6: Final answer
    x = 17,781.61

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.