Home / 36,510.06-50,382.78-20,377.82

Finding the Fourth Proportional to 36,510.06, 50,382.78 and 20,377.82

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Solution

The fourth proportional to 36,510.06, 50,382.78 and 20,377.82 is: 28,120.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,510.06 : 50,382.78 = 20,377.82 : x
  2. Step 2: Convert to fraction form
    36,510.06/50,382.78 = 20,377.82/x
  3. Step 3: Cross multiply
    36,510.06x = 50,382.78 × 20,377.82
  4. Step 4: Simplify right side
    36,510.06x = 1,026,691,221.94
  5. Step 5: Solve for x
    x = 1,026,691,221.94/36,510.06
  6. Step 6: Final answer
    x = 28,120.78

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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.