Home / 38,782.44-58,119.84-17,670.89

Finding the Fourth Proportional to 38,782.44, 58,119.84 and 17,670.89

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Solution

The fourth proportional to 38,782.44, 58,119.84 and 17,670.89 is: 26,481.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,782.44 : 58,119.84 = 17,670.89 : x
  2. Step 2: Convert to fraction form
    38,782.44/58,119.84 = 17,670.89/x
  3. Step 3: Cross multiply
    38,782.44x = 58,119.84 × 17,670.89
  4. Step 4: Simplify right side
    38,782.44x = 1,027,028,986.40
  5. Step 5: Solve for x
    x = 1,027,028,986.40/38,782.44
  6. Step 6: Final answer
    x = 26,481.81

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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.