Home / 35,295.44-48,704.12-21,147.92

Finding the Fourth Proportional to 35,295.44, 48,704.12 and 21,147.92

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Solution

The fourth proportional to 35,295.44, 48,704.12 and 21,147.92 is: 29,181.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,295.44 : 48,704.12 = 21,147.92 : x
  2. Step 2: Convert to fraction form
    35,295.44/48,704.12 = 21,147.92/x
  3. Step 3: Cross multiply
    35,295.44x = 48,704.12 × 21,147.92
  4. Step 4: Simplify right side
    35,295.44x = 1,029,990,833.43
  5. Step 5: Solve for x
    x = 1,029,990,833.43/35,295.44
  6. Step 6: Final answer
    x = 29,181.98

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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.