Home / 36,338.45-50,147.79-20,424.02

Finding the Fourth Proportional to 36,338.45, 50,147.79 and 20,424.02

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Solution

The fourth proportional to 36,338.45, 50,147.79 and 20,424.02 is: 28,185.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,338.45 : 50,147.79 = 20,424.02 : x
  2. Step 2: Convert to fraction form
    36,338.45/50,147.79 = 20,424.02/x
  3. Step 3: Cross multiply
    36,338.45x = 50,147.79 × 20,424.02
  4. Step 4: Simplify right side
    36,338.45x = 1,024,219,465.92
  5. Step 5: Solve for x
    x = 1,024,219,465.92/36,338.45
  6. Step 6: Final answer
    x = 28,185.56

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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.