Home / 27,223.61-37,581.21-18,164.03

Finding the Fourth Proportional to 27,223.61, 37,581.21 and 18,164.03

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Solution

The fourth proportional to 27,223.61, 37,581.21 and 18,164.03 is: 25,074.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,223.61 : 37,581.21 = 18,164.03 : x
  2. Step 2: Convert to fraction form
    27,223.61/37,581.21 = 18,164.03/x
  3. Step 3: Cross multiply
    27,223.61x = 37,581.21 × 18,164.03
  4. Step 4: Simplify right side
    27,223.61x = 682,626,037.97
  5. Step 5: Solve for x
    x = 682,626,037.97/27,223.61
  6. Step 6: Final answer
    x = 25,074.78

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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.