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Finding the Fourth Proportional to 51,760.76, 77,609.79 and 33,762.44

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Solution

The fourth proportional to 51,760.76, 77,609.79 and 33,762.44 is: 50,623.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,760.76 : 77,609.79 = 33,762.44 : x
  2. Step 2: Convert to fraction form
    51,760.76/77,609.79 = 33,762.44/x
  3. Step 3: Cross multiply
    51,760.76x = 77,609.79 × 33,762.44
  4. Step 4: Simplify right side
    51,760.76x = 2,620,295,540.80
  5. Step 5: Solve for x
    x = 2,620,295,540.80/51,760.76
  6. Step 6: Final answer
    x = 50,623.20

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1.5x scale

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.