Home / 40,511.70-60,764.67-10,931.22

Finding the Fourth Proportional to 40,511.70, 60,764.67 and 10,931.22

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Solution

The fourth proportional to 40,511.70, 60,764.67 and 10,931.22 is: 16,396.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,511.70 : 60,764.67 = 10,931.22 : x
  2. Step 2: Convert to fraction form
    40,511.70/60,764.67 = 10,931.22/x
  3. Step 3: Cross multiply
    40,511.70x = 60,764.67 × 10,931.22
  4. Step 4: Simplify right side
    40,511.70x = 664,231,976.00
  5. Step 5: Solve for x
    x = 664,231,976.00/40,511.70
  6. Step 6: Final answer
    x = 16,396.05

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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.