Home / 50,736.90-76,108.68-13,297.89

Finding the Fourth Proportional to 50,736.90, 76,108.68 and 13,297.89

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Solution

The fourth proportional to 50,736.90, 76,108.68 and 13,297.89 is: 19,947.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,736.90 : 76,108.68 = 13,297.89 : x
  2. Step 2: Convert to fraction form
    50,736.90/76,108.68 = 13,297.89/x
  3. Step 3: Cross multiply
    50,736.90x = 76,108.68 × 13,297.89
  4. Step 4: Simplify right side
    50,736.90x = 1,012,084,854.69
  5. Step 5: Solve for x
    x = 1,012,084,854.69/50,736.90
  6. Step 6: Final answer
    x = 19,947.71

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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.