Home / 19,734.14-27,230.12-11,236.62

Finding the Fourth Proportional to 19,734.14, 27,230.12 and 11,236.62

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Solution

The fourth proportional to 19,734.14, 27,230.12 and 11,236.62 is: 15,504.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,734.14 : 27,230.12 = 11,236.62 : x
  2. Step 2: Convert to fraction form
    19,734.14/27,230.12 = 11,236.62/x
  3. Step 3: Cross multiply
    19,734.14x = 27,230.12 × 11,236.62
  4. Step 4: Simplify right side
    19,734.14x = 305,974,454.81
  5. Step 5: Solve for x
    x = 305,974,454.81/19,734.14
  6. Step 6: Final answer
    x = 15,504.83

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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.