Home / 19,734.75-27,246.11-12,673.62

Finding the Fourth Proportional to 19,734.75, 27,246.11 and 12,673.62

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Solution

The fourth proportional to 19,734.75, 27,246.11 and 12,673.62 is: 17,497.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,734.75 : 27,246.11 = 12,673.62 : x
  2. Step 2: Convert to fraction form
    19,734.75/27,246.11 = 12,673.62/x
  3. Step 3: Cross multiply
    19,734.75x = 27,246.11 × 12,673.62
  4. Step 4: Simplify right side
    19,734.75x = 345,306,781.25
  5. Step 5: Solve for x
    x = 345,306,781.25/19,734.75
  6. Step 6: Final answer
    x = 17,497.40

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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.