Home / 13,854.17-20,776.85-4,491.99

Finding the Fourth Proportional to 13,854.17, 20,776.85 and 4,491.99

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Solution

The fourth proportional to 13,854.17, 20,776.85 and 4,491.99 is: 6,736.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,854.17 : 20,776.85 = 4,491.99 : x
  2. Step 2: Convert to fraction form
    13,854.17/20,776.85 = 4,491.99/x
  3. Step 3: Cross multiply
    13,854.17x = 20,776.85 × 4,491.99
  4. Step 4: Simplify right side
    13,854.17x = 93,329,379.97
  5. Step 5: Solve for x
    x = 93,329,379.97/13,854.17
  6. Step 6: Final answer
    x = 6,736.56

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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.