Home / 48,841.43-67,414.46-28,704.80

Finding the Fourth Proportional to 48,841.43, 67,414.46 and 28,704.80

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Solution

The fourth proportional to 48,841.43, 67,414.46 and 28,704.80 is: 39,620.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,841.43 : 67,414.46 = 28,704.80 : x
  2. Step 2: Convert to fraction form
    48,841.43/67,414.46 = 28,704.80/x
  3. Step 3: Cross multiply
    48,841.43x = 67,414.46 × 28,704.80
  4. Step 4: Simplify right side
    48,841.43x = 1,935,118,110.81
  5. Step 5: Solve for x
    x = 1,935,118,110.81/48,841.43
  6. Step 6: Final answer
    x = 39,620.43

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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.