Home / 36,116.76-49,836.24-20,201.88

Finding the Fourth Proportional to 36,116.76, 49,836.24 and 20,201.88

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Solution

The fourth proportional to 36,116.76, 49,836.24 and 20,201.88 is: 27,875.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,116.76 : 49,836.24 = 20,201.88 : x
  2. Step 2: Convert to fraction form
    36,116.76/49,836.24 = 20,201.88/x
  3. Step 3: Cross multiply
    36,116.76x = 49,836.24 × 20,201.88
  4. Step 4: Simplify right side
    36,116.76x = 1,006,785,740.13
  5. Step 5: Solve for x
    x = 1,006,785,740.13/36,116.76
  6. Step 6: Final answer
    x = 27,875.86

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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.