Home / 19,581.23-27,021.72-11,084.97

Finding the Fourth Proportional to 19,581.23, 27,021.72 and 11,084.97

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Solution

The fourth proportional to 19,581.23, 27,021.72 and 11,084.97 is: 15,297.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,581.23 : 27,021.72 = 11,084.97 : x
  2. Step 2: Convert to fraction form
    19,581.23/27,021.72 = 11,084.97/x
  3. Step 3: Cross multiply
    19,581.23x = 27,021.72 × 11,084.97
  4. Step 4: Simplify right side
    19,581.23x = 299,534,955.55
  5. Step 5: Solve for x
    x = 299,534,955.55/19,581.23
  6. Step 6: Final answer
    x = 15,297.04

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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.