Home / 38,961.18-58,449.06-12,673.44

Finding the Fourth Proportional to 38,961.18, 58,449.06 and 12,673.44

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Solution

The fourth proportional to 38,961.18, 58,449.06 and 12,673.44 is: 19,012.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,961.18 : 58,449.06 = 12,673.44 : x
  2. Step 2: Convert to fraction form
    38,961.18/58,449.06 = 12,673.44/x
  3. Step 3: Cross multiply
    38,961.18x = 58,449.06 × 12,673.44
  4. Step 4: Simplify right side
    38,961.18x = 740,750,654.97
  5. Step 5: Solve for x
    x = 740,750,654.97/38,961.18
  6. Step 6: Final answer
    x = 19,012.53

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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.