Home / 36,146.60-49,882.29-20,231.04

Finding the Fourth Proportional to 36,146.60, 49,882.29 and 20,231.04

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Solution

The fourth proportional to 36,146.60, 49,882.29 and 20,231.04 is: 27,918.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,146.60 : 49,882.29 = 20,231.04 : x
  2. Step 2: Convert to fraction form
    36,146.60/49,882.29 = 20,231.04/x
  3. Step 3: Cross multiply
    36,146.60x = 49,882.29 × 20,231.04
  4. Step 4: Simplify right side
    36,146.60x = 1,009,170,604.28
  5. Step 5: Solve for x
    x = 1,009,170,604.28/36,146.60
  6. Step 6: Final answer
    x = 27,918.83

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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.