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Finding the Fourth Proportional to 51,099.67, 76,649.52 and 22,986.88

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Solution

The fourth proportional to 51,099.67, 76,649.52 and 22,986.88 is: 34,480.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,099.67 : 76,649.52 = 22,986.88 : x
  2. Step 2: Convert to fraction form
    51,099.67/76,649.52 = 22,986.88/x
  3. Step 3: Cross multiply
    51,099.67x = 76,649.52 × 22,986.88
  4. Step 4: Simplify right side
    51,099.67x = 1,761,933,212.87
  5. Step 5: Solve for x
    x = 1,761,933,212.87/51,099.67
  6. Step 6: Final answer
    x = 34,480.33

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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.