Home / 36,085.88-49,797.65-20,171.81

Finding the Fourth Proportional to 36,085.88, 49,797.65 and 20,171.81

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Solution

The fourth proportional to 36,085.88, 49,797.65 and 20,171.81 is: 27,836.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,085.88 : 49,797.65 = 20,171.81 : x
  2. Step 2: Convert to fraction form
    36,085.88/49,797.65 = 20,171.81/x
  3. Step 3: Cross multiply
    36,085.88x = 49,797.65 × 20,171.81
  4. Step 4: Simplify right side
    36,085.88x = 1,004,508,384.40
  5. Step 5: Solve for x
    x = 1,004,508,384.40/36,085.88
  6. Step 6: Final answer
    x = 27,836.61

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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.