Home / 43,861.14-65,795.86-12,271.21

Finding the Fourth Proportional to 43,861.14, 65,795.86 and 12,271.21

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Solution

The fourth proportional to 43,861.14, 65,795.86 and 12,271.21 is: 18,407.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,861.14 : 65,795.86 = 12,271.21 : x
  2. Step 2: Convert to fraction form
    43,861.14/65,795.86 = 12,271.21/x
  3. Step 3: Cross multiply
    43,861.14x = 65,795.86 × 12,271.21
  4. Step 4: Simplify right side
    43,861.14x = 807,394,815.19
  5. Step 5: Solve for x
    x = 807,394,815.19/43,861.14
  6. Step 6: Final answer
    x = 18,407.98

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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.