Home / 41,079.76-61,611.44-12,995.03

Finding the Fourth Proportional to 41,079.76, 61,611.44 and 12,995.03

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Solution

The fourth proportional to 41,079.76, 61,611.44 and 12,995.03 is: 19,489.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,079.76 : 61,611.44 = 12,995.03 : x
  2. Step 2: Convert to fraction form
    41,079.76/61,611.44 = 12,995.03/x
  3. Step 3: Cross multiply
    41,079.76x = 61,611.44 × 12,995.03
  4. Step 4: Simplify right side
    41,079.76x = 800,642,600.20
  5. Step 5: Solve for x
    x = 800,642,600.20/41,079.76
  6. Step 6: Final answer
    x = 19,489.95

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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.