Home / 43,446.76-65,171.27-13,864.57

Finding the Fourth Proportional to 43,446.76, 65,171.27 and 13,864.57

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Solution

The fourth proportional to 43,446.76, 65,171.27 and 13,864.57 is: 20,797.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,446.76 : 65,171.27 = 13,864.57 : x
  2. Step 2: Convert to fraction form
    43,446.76/65,171.27 = 13,864.57/x
  3. Step 3: Cross multiply
    43,446.76x = 65,171.27 × 13,864.57
  4. Step 4: Simplify right side
    43,446.76x = 903,571,634.90
  5. Step 5: Solve for x
    x = 903,571,634.90/43,446.76
  6. Step 6: Final answer
    x = 20,797.22

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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.