Home / 50,630.65-75,939.31-13,193.44

Finding the Fourth Proportional to 50,630.65, 75,939.31 and 13,193.44

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Solution

The fourth proportional to 50,630.65, 75,939.31 and 13,193.44 is: 19,788.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,630.65 : 75,939.31 = 13,193.44 : x
  2. Step 2: Convert to fraction form
    50,630.65/75,939.31 = 13,193.44/x
  3. Step 3: Cross multiply
    50,630.65x = 75,939.31 × 13,193.44
  4. Step 4: Simplify right side
    50,630.65x = 1,001,900,730.13
  5. Step 5: Solve for x
    x = 1,001,900,730.13/50,630.65
  6. Step 6: Final answer
    x = 19,788.42

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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.