Home / 43,476.46-65,212.56-13,893.03

Finding the Fourth Proportional to 43,476.46, 65,212.56 and 13,893.03

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Solution

The fourth proportional to 43,476.46, 65,212.56 and 13,893.03 is: 20,838.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,476.46 : 65,212.56 = 13,893.03 : x
  2. Step 2: Convert to fraction form
    43,476.46/65,212.56 = 13,893.03/x
  3. Step 3: Cross multiply
    43,476.46x = 65,212.56 × 13,893.03
  4. Step 4: Simplify right side
    43,476.46x = 906,000,052.46
  5. Step 5: Solve for x
    x = 906,000,052.46/43,476.46
  6. Step 6: Final answer
    x = 20,838.87

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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.