Home / 51,056.10-76,584.33-15,517.80

Finding the Fourth Proportional to 51,056.10, 76,584.33 and 15,517.80

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Solution

The fourth proportional to 51,056.10, 76,584.33 and 15,517.80 is: 23,276.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,056.10 : 76,584.33 = 15,517.80 : x
  2. Step 2: Convert to fraction form
    51,056.10/76,584.33 = 15,517.80/x
  3. Step 3: Cross multiply
    51,056.10x = 76,584.33 × 15,517.80
  4. Step 4: Simplify right side
    51,056.10x = 1,188,420,316.07
  5. Step 5: Solve for x
    x = 1,188,420,316.07/51,056.10
  6. Step 6: Final answer
    x = 23,276.75

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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.