Home / 40,649.41-60,975.69-12,566.95

Finding the Fourth Proportional to 40,649.41, 60,975.69 and 12,566.95

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Solution

The fourth proportional to 40,649.41, 60,975.69 and 12,566.95 is: 18,850.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,649.41 : 60,975.69 = 12,566.95 : x
  2. Step 2: Convert to fraction form
    40,649.41/60,975.69 = 12,566.95/x
  3. Step 3: Cross multiply
    40,649.41x = 60,975.69 × 12,566.95
  4. Step 4: Simplify right side
    40,649.41x = 766,278,247.88
  5. Step 5: Solve for x
    x = 766,278,247.88/40,649.41
  6. Step 6: Final answer
    x = 18,850.91

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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.