Home / 43,735.68-65,613.24-12,568.50

Finding the Fourth Proportional to 43,735.68, 65,613.24 and 12,568.50

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Solution

The fourth proportional to 43,735.68, 65,613.24 and 12,568.50 is: 18,855.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,735.68 : 65,613.24 = 12,568.50 : x
  2. Step 2: Convert to fraction form
    43,735.68/65,613.24 = 12,568.50/x
  3. Step 3: Cross multiply
    43,735.68x = 65,613.24 × 12,568.50
  4. Step 4: Simplify right side
    43,735.68x = 824,660,006.94
  5. Step 5: Solve for x
    x = 824,660,006.94/43,735.68
  6. Step 6: Final answer
    x = 18,855.54

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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.