Home / 49,446.62-74,147.37-21,353.42

Finding the Fourth Proportional to 49,446.62, 74,147.37 and 21,353.42

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Solution

The fourth proportional to 49,446.62, 74,147.37 and 21,353.42 is: 32,020.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,446.62 : 74,147.37 = 21,353.42 : x
  2. Step 2: Convert to fraction form
    49,446.62/74,147.37 = 21,353.42/x
  3. Step 3: Cross multiply
    49,446.62x = 74,147.37 × 21,353.42
  4. Step 4: Simplify right side
    49,446.62x = 1,583,299,933.51
  5. Step 5: Solve for x
    x = 1,583,299,933.51/49,446.62
  6. Step 6: Final answer
    x = 32,020.39

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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.