Home / 54,709.91-75,561.96-36,773.78

Finding the Fourth Proportional to 54,709.91, 75,561.96 and 36,773.78

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Solution

The fourth proportional to 54,709.91, 75,561.96 and 36,773.78 is: 50,789.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,709.91 : 75,561.96 = 36,773.78 : x
  2. Step 2: Convert to fraction form
    54,709.91/75,561.96 = 36,773.78/x
  3. Step 3: Cross multiply
    54,709.91x = 75,561.96 × 36,773.78
  4. Step 4: Simplify right side
    54,709.91x = 2,778,698,519.85
  5. Step 5: Solve for x
    x = 2,778,698,519.85/54,709.91
  6. Step 6: Final answer
    x = 50,789.67

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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.