Home / 41,078.92-61,628.12-21,353

Finding the Fourth Proportional to 41,078.92, 61,628.12 and 21,353

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Solution

The fourth proportional to 41,078.92, 61,628.12 and 21,353 is: 32,034.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,078.92 : 61,628.12 = 21,353 : x
  2. Step 2: Convert to fraction form
    41,078.92/61,628.12 = 21,353/x
  3. Step 3: Cross multiply
    41,078.92x = 61,628.12 × 21,353
  4. Step 4: Simplify right side
    41,078.92x = 1,315,945,246.36
  5. Step 5: Solve for x
    x = 1,315,945,246.36/41,078.92
  6. Step 6: Final answer
    x = 32,034.56

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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.