Home / 36,477.82-50,338.68-20,561.95

Finding the Fourth Proportional to 36,477.82, 50,338.68 and 20,561.95

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Solution

The fourth proportional to 36,477.82, 50,338.68 and 20,561.95 is: 28,375.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,477.82 : 50,338.68 = 20,561.95 : x
  2. Step 2: Convert to fraction form
    36,477.82/50,338.68 = 20,561.95/x
  3. Step 3: Cross multiply
    36,477.82x = 50,338.68 × 20,561.95
  4. Step 4: Simplify right side
    36,477.82x = 1,035,061,421.23
  5. Step 5: Solve for x
    x = 1,035,061,421.23/36,477.82
  6. Step 6: Final answer
    x = 28,375.09

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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.