Home / 48,857.96-67,425.64-28,714.55

Finding the Fourth Proportional to 48,857.96, 67,425.64 and 28,714.55

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Solution

The fourth proportional to 48,857.96, 67,425.64 and 28,714.55 is: 39,627.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,857.96 : 67,425.64 = 28,714.55 : x
  2. Step 2: Convert to fraction form
    48,857.96/67,425.64 = 28,714.55/x
  3. Step 3: Cross multiply
    48,857.96x = 67,425.64 × 28,714.55
  4. Step 4: Simplify right side
    48,857.96x = 1,936,096,962.18
  5. Step 5: Solve for x
    x = 1,936,096,962.18/48,857.96
  6. Step 6: Final answer
    x = 39,627.05

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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.