Home / 41,882.29-62,825.79-13,421.72

Finding the Fourth Proportional to 41,882.29, 62,825.79 and 13,421.72

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Solution

The fourth proportional to 41,882.29, 62,825.79 and 13,421.72 is: 20,133.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,882.29 : 62,825.79 = 13,421.72 : x
  2. Step 2: Convert to fraction form
    41,882.29/62,825.79 = 13,421.72/x
  3. Step 3: Cross multiply
    41,882.29x = 62,825.79 × 13,421.72
  4. Step 4: Simplify right side
    41,882.29x = 843,230,162.16
  5. Step 5: Solve for x
    x = 843,230,162.16/41,882.29
  6. Step 6: Final answer
    x = 20,133.33

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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.