Home / 51,608.45-71,137.35-38,842.44

Finding the Fourth Proportional to 51,608.45, 71,137.35 and 38,842.44

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Solution

The fourth proportional to 51,608.45, 71,137.35 and 38,842.44 is: 53,540.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,608.45 : 71,137.35 = 38,842.44 : x
  2. Step 2: Convert to fraction form
    51,608.45/71,137.35 = 38,842.44/x
  3. Step 3: Cross multiply
    51,608.45x = 71,137.35 × 38,842.44
  4. Step 4: Simplify right side
    51,608.45x = 2,763,148,249.13
  5. Step 5: Solve for x
    x = 2,763,148,249.13/51,608.45
  6. Step 6: Final answer
    x = 53,540.62

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.