Home / 19,960.56-27,544.30-11,456.69

Finding the Fourth Proportional to 19,960.56, 27,544.30 and 11,456.69

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Solution

The fourth proportional to 19,960.56, 27,544.30 and 11,456.69 is: 15,809.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,960.56 : 27,544.30 = 11,456.69 : x
  2. Step 2: Convert to fraction form
    19,960.56/27,544.30 = 11,456.69/x
  3. Step 3: Cross multiply
    19,960.56x = 27,544.30 × 11,456.69
  4. Step 4: Simplify right side
    19,960.56x = 315,566,506.37
  5. Step 5: Solve for x
    x = 315,566,506.37/19,960.56
  6. Step 6: Final answer
    x = 15,809.50

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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.