Home / 43,790.56-65,692.40-14,198.56

Finding the Fourth Proportional to 43,790.56, 65,692.40 and 14,198.56

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Solution

The fourth proportional to 43,790.56, 65,692.40 and 14,198.56 is: 21,299.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,790.56 : 65,692.40 = 14,198.56 : x
  2. Step 2: Convert to fraction form
    43,790.56/65,692.40 = 14,198.56/x
  3. Step 3: Cross multiply
    43,790.56x = 65,692.40 × 14,198.56
  4. Step 4: Simplify right side
    43,790.56x = 932,737,482.94
  5. Step 5: Solve for x
    x = 932,737,482.94/43,790.56
  6. Step 6: Final answer
    x = 21,299.97

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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.