Home / 31,996.08-44,176.46-20,692.94

Finding the Fourth Proportional to 31,996.08, 44,176.46 and 20,692.94

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Solution

The fourth proportional to 31,996.08, 44,176.46 and 20,692.94 is: 28,570.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,996.08 : 44,176.46 = 20,692.94 : x
  2. Step 2: Convert to fraction form
    31,996.08/44,176.46 = 20,692.94/x
  3. Step 3: Cross multiply
    31,996.08x = 44,176.46 × 20,692.94
  4. Step 4: Simplify right side
    31,996.08x = 914,140,511.85
  5. Step 5: Solve for x
    x = 914,140,511.85/31,996.08
  6. Step 6: Final answer
    x = 28,570.39

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.