Home / 13,137.24-19,679.94-9,854.04

Finding the Fourth Proportional to 13,137.24, 19,679.94 and 9,854.04

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Solution

The fourth proportional to 13,137.24, 19,679.94 and 9,854.04 is: 14,761.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,137.24 : 19,679.94 = 9,854.04 : x
  2. Step 2: Convert to fraction form
    13,137.24/19,679.94 = 9,854.04/x
  3. Step 3: Cross multiply
    13,137.24x = 19,679.94 × 9,854.04
  4. Step 4: Simplify right side
    13,137.24x = 193,926,915.96
  5. Step 5: Solve for x
    x = 193,926,915.96/13,137.24
  6. Step 6: Final answer
    x = 14,761.62

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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.