Home / 38,849.84-58,266.33-13,891.62

Finding the Fourth Proportional to 38,849.84, 58,266.33 and 13,891.62

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Solution

The fourth proportional to 38,849.84, 58,266.33 and 13,891.62 is: 20,834.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,849.84 : 58,266.33 = 13,891.62 : x
  2. Step 2: Convert to fraction form
    38,849.84/58,266.33 = 13,891.62/x
  3. Step 3: Cross multiply
    38,849.84x = 58,266.33 × 13,891.62
  4. Step 4: Simplify right side
    38,849.84x = 809,413,715.15
  5. Step 5: Solve for x
    x = 809,413,715.15/38,849.84
  6. Step 6: Final answer
    x = 20,834.42

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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.