Home / 34,548.27-47,676.11-20,217.96

Finding the Fourth Proportional to 34,548.27, 47,676.11 and 20,217.96

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Solution

The fourth proportional to 34,548.27, 47,676.11 and 20,217.96 is: 27,900.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,548.27 : 47,676.11 = 20,217.96 : x
  2. Step 2: Convert to fraction form
    34,548.27/47,676.11 = 20,217.96/x
  3. Step 3: Cross multiply
    34,548.27x = 47,676.11 × 20,217.96
  4. Step 4: Simplify right side
    34,548.27x = 963,913,583.85
  5. Step 5: Solve for x
    x = 963,913,583.85/34,548.27
  6. Step 6: Final answer
    x = 27,900.49

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.