Home / 19,601.82-27,036.21-12,433.92

Finding the Fourth Proportional to 19,601.82, 27,036.21 and 12,433.92

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Solution

The fourth proportional to 19,601.82, 27,036.21 and 12,433.92 is: 17,149.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,601.82 : 27,036.21 = 12,433.92 : x
  2. Step 2: Convert to fraction form
    19,601.82/27,036.21 = 12,433.92/x
  3. Step 3: Cross multiply
    19,601.82x = 27,036.21 × 12,433.92
  4. Step 4: Simplify right side
    19,601.82x = 336,166,072.24
  5. Step 5: Solve for x
    x = 336,166,072.24/19,601.82
  6. Step 6: Final answer
    x = 17,149.74

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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.