Home / 50,732.76-76,107.32-15,664.20

Finding the Fourth Proportional to 50,732.76, 76,107.32 and 15,664.20

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Solution

The fourth proportional to 50,732.76, 76,107.32 and 15,664.20 is: 23,498.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,732.76 : 76,107.32 = 15,664.20 : x
  2. Step 2: Convert to fraction form
    50,732.76/76,107.32 = 15,664.20/x
  3. Step 3: Cross multiply
    50,732.76x = 76,107.32 × 15,664.20
  4. Step 4: Simplify right side
    50,732.76x = 1,192,160,281.94
  5. Step 5: Solve for x
    x = 1,192,160,281.94/50,732.76
  6. Step 6: Final answer
    x = 23,498.83

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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.