Home / 36,034.96-49,727.78-20,119.68

Finding the Fourth Proportional to 36,034.96, 49,727.78 and 20,119.68

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Solution

The fourth proportional to 36,034.96, 49,727.78 and 20,119.68 is: 27,764.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,034.96 : 49,727.78 = 20,119.68 : x
  2. Step 2: Convert to fraction form
    36,034.96/49,727.78 = 20,119.68/x
  3. Step 3: Cross multiply
    36,034.96x = 49,727.78 × 20,119.68
  4. Step 4: Simplify right side
    36,034.96x = 1,000,507,020.71
  5. Step 5: Solve for x
    x = 1,000,507,020.71/36,034.96
  6. Step 6: Final answer
    x = 27,764.90

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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.