Home / 27,891.56-41,831.82-13,836.92

Finding the Fourth Proportional to 27,891.56, 41,831.82 and 13,836.92

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Solution

The fourth proportional to 27,891.56, 41,831.82 and 13,836.92 is: 20,752.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,891.56 : 41,831.82 = 13,836.92 : x
  2. Step 2: Convert to fraction form
    27,891.56/41,831.82 = 13,836.92/x
  3. Step 3: Cross multiply
    27,891.56x = 41,831.82 × 13,836.92
  4. Step 4: Simplify right side
    27,891.56x = 578,823,546.79
  5. Step 5: Solve for x
    x = 578,823,546.79/27,891.56
  6. Step 6: Final answer
    x = 20,752.64

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.