Home / 43,351.43-65,027.14-12,186.68

Finding the Fourth Proportional to 43,351.43, 65,027.14 and 12,186.68

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Solution

The fourth proportional to 43,351.43, 65,027.14 and 12,186.68 is: 18,280.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,351.43 : 65,027.14 = 12,186.68 : x
  2. Step 2: Convert to fraction form
    43,351.43/65,027.14 = 12,186.68/x
  3. Step 3: Cross multiply
    43,351.43x = 65,027.14 × 12,186.68
  4. Step 4: Simplify right side
    43,351.43x = 792,464,903.29
  5. Step 5: Solve for x
    x = 792,464,903.29/43,351.43
  6. Step 6: Final answer
    x = 18,280.02

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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.