Home / 19,580.96-27,021.42-11,084.69

Finding the Fourth Proportional to 19,580.96, 27,021.42 and 11,084.69

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Solution

The fourth proportional to 19,580.96, 27,021.42 and 11,084.69 is: 15,296.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,580.96 : 27,021.42 = 11,084.69 : x
  2. Step 2: Convert to fraction form
    19,580.96/27,021.42 = 11,084.69/x
  3. Step 3: Cross multiply
    19,580.96x = 27,021.42 × 11,084.69
  4. Step 4: Simplify right side
    19,580.96x = 299,524,064.06
  5. Step 5: Solve for x
    x = 299,524,064.06/19,580.96
  6. Step 6: Final answer
    x = 15,296.70

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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.