Home / 51,010.20-76,515.30-38,568.60

Finding the Fourth Proportional to 51,010.20, 76,515.30 and 38,568.60

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Solution

The fourth proportional to 51,010.20, 76,515.30 and 38,568.60 is: 57,852.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,010.20 : 76,515.30 = 38,568.60 : x
  2. Step 2: Convert to fraction form
    51,010.20/76,515.30 = 38,568.60/x
  3. Step 3: Cross multiply
    51,010.20x = 76,515.30 × 38,568.60
  4. Step 4: Simplify right side
    51,010.20x = 2,951,087,999.58
  5. Step 5: Solve for x
    x = 2,951,087,999.58/51,010.20
  6. Step 6: Final answer
    x = 57,852.90

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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.