Home / 34,933.31-48,220.12-20,785.85

Finding the Fourth Proportional to 34,933.31, 48,220.12 and 20,785.85

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Solution

The fourth proportional to 34,933.31, 48,220.12 and 20,785.85 is: 28,691.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,933.31 : 48,220.12 = 20,785.85 : x
  2. Step 2: Convert to fraction form
    34,933.31/48,220.12 = 20,785.85/x
  3. Step 3: Cross multiply
    34,933.31x = 48,220.12 × 20,785.85
  4. Step 4: Simplify right side
    34,933.31x = 1,002,296,327.83
  5. Step 5: Solve for x
    x = 1,002,296,327.83/34,933.31
  6. Step 6: Final answer
    x = 28,691.71

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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.