Home / 40,343.06-60,517.83-12,265.63

Finding the Fourth Proportional to 40,343.06, 60,517.83 and 12,265.63

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Solution

The fourth proportional to 40,343.06, 60,517.83 and 12,265.63 is: 18,399.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,343.06 : 60,517.83 = 12,265.63 : x
  2. Step 2: Convert to fraction form
    40,343.06/60,517.83 = 12,265.63/x
  3. Step 3: Cross multiply
    40,343.06x = 60,517.83 × 12,265.63
  4. Step 4: Simplify right side
    40,343.06x = 742,289,205.88
  5. Step 5: Solve for x
    x = 742,289,205.88/40,343.06
  6. Step 6: Final answer
    x = 18,399.43

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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.