Home / 36,112.83-49,836.39-20,199.03

Finding the Fourth Proportional to 36,112.83, 49,836.39 and 20,199.03

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Solution

The fourth proportional to 36,112.83, 49,836.39 and 20,199.03 is: 27,875.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,112.83 : 49,836.39 = 20,199.03 : x
  2. Step 2: Convert to fraction form
    36,112.83/49,836.39 = 20,199.03/x
  3. Step 3: Cross multiply
    36,112.83x = 49,836.39 × 20,199.03
  4. Step 4: Simplify right side
    36,112.83x = 1,006,646,736.70
  5. Step 5: Solve for x
    x = 1,006,646,736.70/36,112.83
  6. Step 6: Final answer
    x = 27,875.04

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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.