Home / 36,066.06-54,049.68-20,278.68

Finding the Fourth Proportional to 36,066.06, 54,049.68 and 20,278.68

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Solution

The fourth proportional to 36,066.06, 54,049.68 and 20,278.68 is: 30,390.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,066.06 : 54,049.68 = 20,278.68 : x
  2. Step 2: Convert to fraction form
    36,066.06/54,049.68 = 20,278.68/x
  3. Step 3: Cross multiply
    36,066.06x = 54,049.68 × 20,278.68
  4. Step 4: Simplify right side
    36,066.06x = 1,096,056,164.82
  5. Step 5: Solve for x
    x = 1,096,056,164.82/36,066.06
  6. Step 6: Final answer
    x = 30,390.24

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.