Home / 40,512.87-60,775.37-14,212.98

Finding the Fourth Proportional to 40,512.87, 60,775.37 and 14,212.98

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Solution

The fourth proportional to 40,512.87, 60,775.37 and 14,212.98 is: 21,321.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,512.87 : 60,775.37 = 14,212.98 : x
  2. Step 2: Convert to fraction form
    40,512.87/60,775.37 = 14,212.98/x
  3. Step 3: Cross multiply
    40,512.87x = 60,775.37 × 14,212.98
  4. Step 4: Simplify right side
    40,512.87x = 863,799,118.30
  5. Step 5: Solve for x
    x = 863,799,118.30/40,512.87
  6. Step 6: Final answer
    x = 21,321.60

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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.