Home / 50,284.20-75,474.90-30,601.20

Finding the Fourth Proportional to 50,284.20, 75,474.90 and 30,601.20

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Solution

The fourth proportional to 50,284.20, 75,474.90 and 30,601.20 is: 45,931.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,284.20 : 75,474.90 = 30,601.20 : x
  2. Step 2: Convert to fraction form
    50,284.20/75,474.90 = 30,601.20/x
  3. Step 3: Cross multiply
    50,284.20x = 75,474.90 × 30,601.20
  4. Step 4: Simplify right side
    50,284.20x = 2,309,622,509.88
  5. Step 5: Solve for x
    x = 2,309,622,509.88/50,284.20
  6. Step 6: Final answer
    x = 45,931.38

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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.