Home / 27,932.24-38,546.03-15,185.74

Finding the Fourth Proportional to 27,932.24, 38,546.03 and 15,185.74

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Solution

The fourth proportional to 27,932.24, 38,546.03 and 15,185.74 is: 20,956.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,932.24 : 38,546.03 = 15,185.74 : x
  2. Step 2: Convert to fraction form
    27,932.24/38,546.03 = 15,185.74/x
  3. Step 3: Cross multiply
    27,932.24x = 38,546.03 × 15,185.74
  4. Step 4: Simplify right side
    27,932.24x = 585,350,010.05
  5. Step 5: Solve for x
    x = 585,350,010.05/27,932.24
  6. Step 6: Final answer
    x = 20,956.07

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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.