Home / 36,171.52-54,254.20-11,211

Finding the Fourth Proportional to 36,171.52, 54,254.20 and 11,211

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Solution

The fourth proportional to 36,171.52, 54,254.20 and 11,211 is: 16,815.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,171.52 : 54,254.20 = 11,211 : x
  2. Step 2: Convert to fraction form
    36,171.52/54,254.20 = 11,211/x
  3. Step 3: Cross multiply
    36,171.52x = 54,254.20 × 11,211
  4. Step 4: Simplify right side
    36,171.52x = 608,243,836.20
  5. Step 5: Solve for x
    x = 608,243,836.20/36,171.52
  6. Step 6: Final answer
    x = 16,815.55

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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.