Home / 47,855.40-71,747.28-33,021.96

Finding the Fourth Proportional to 47,855.40, 71,747.28 and 33,021.96

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Solution

The fourth proportional to 47,855.40, 71,747.28 and 33,021.96 is: 49,508.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,855.40 : 71,747.28 = 33,021.96 : x
  2. Step 2: Convert to fraction form
    47,855.40/71,747.28 = 33,021.96/x
  3. Step 3: Cross multiply
    47,855.40x = 71,747.28 × 33,021.96
  4. Step 4: Simplify right side
    47,855.40x = 2,369,235,810.27
  5. Step 5: Solve for x
    x = 2,369,235,810.27/47,855.40
  6. Step 6: Final answer
    x = 49,508.22

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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.