Home / 35,558.24-49,067.52-20,450.12

Finding the Fourth Proportional to 35,558.24, 49,067.52 and 20,450.12

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Solution

The fourth proportional to 35,558.24, 49,067.52 and 20,450.12 is: 28,219.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,558.24 : 49,067.52 = 20,450.12 : x
  2. Step 2: Convert to fraction form
    35,558.24/49,067.52 = 20,450.12/x
  3. Step 3: Cross multiply
    35,558.24x = 49,067.52 × 20,450.12
  4. Step 4: Simplify right side
    35,558.24x = 1,003,436,672.10
  5. Step 5: Solve for x
    x = 1,003,436,672.10/35,558.24
  6. Step 6: Final answer
    x = 28,219.53

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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.