Home / 38,761.22-58,136.34-12,462.54

Finding the Fourth Proportional to 38,761.22, 58,136.34 and 12,462.54

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Solution

The fourth proportional to 38,761.22, 58,136.34 and 12,462.54 is: 18,692.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,761.22 : 58,136.34 = 12,462.54 : x
  2. Step 2: Convert to fraction form
    38,761.22/58,136.34 = 12,462.54/x
  3. Step 3: Cross multiply
    38,761.22x = 58,136.34 × 12,462.54
  4. Step 4: Simplify right side
    38,761.22x = 724,526,462.70
  5. Step 5: Solve for x
    x = 724,526,462.70/38,761.22
  6. Step 6: Final answer
    x = 18,692.04

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1.5x scale

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.