Home / 55,152.04-82,676.20-28,874.04

Finding the Fourth Proportional to 55,152.04, 82,676.20 and 28,874.04

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Solution

The fourth proportional to 55,152.04, 82,676.20 and 28,874.04 is: 43,283.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,152.04 : 82,676.20 = 28,874.04 : x
  2. Step 2: Convert to fraction form
    55,152.04/82,676.20 = 28,874.04/x
  3. Step 3: Cross multiply
    55,152.04x = 82,676.20 × 28,874.04
  4. Step 4: Simplify right side
    55,152.04x = 2,387,195,905.85
  5. Step 5: Solve for x
    x = 2,387,195,905.85/55,152.04
  6. Step 6: Final answer
    x = 43,283.91

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.