Home / 35,469.16-48,949.52-20,361.85

Finding the Fourth Proportional to 35,469.16, 48,949.52 and 20,361.85

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Solution

The fourth proportional to 35,469.16, 48,949.52 and 20,361.85 is: 28,100.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,469.16 : 48,949.52 = 20,361.85 : x
  2. Step 2: Convert to fraction form
    35,469.16/48,949.52 = 20,361.85/x
  3. Step 3: Cross multiply
    35,469.16x = 48,949.52 × 20,361.85
  4. Step 4: Simplify right side
    35,469.16x = 996,702,559.63
  5. Step 5: Solve for x
    x = 996,702,559.63/35,469.16
  6. Step 6: Final answer
    x = 28,100.54

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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.