Home / 35,431.97-48,898.22-20,324.52

Finding the Fourth Proportional to 35,431.97, 48,898.22 and 20,324.52

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Solution

The fourth proportional to 35,431.97, 48,898.22 and 20,324.52 is: 28,049.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,431.97 : 48,898.22 = 20,324.52 : x
  2. Step 2: Convert to fraction form
    35,431.97/48,898.22 = 20,324.52/x
  3. Step 3: Cross multiply
    35,431.97x = 48,898.22 × 20,324.52
  4. Step 4: Simplify right side
    35,431.97x = 993,832,748.73
  5. Step 5: Solve for x
    x = 993,832,748.73/35,431.97
  6. Step 6: Final answer
    x = 28,049.04

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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.