Home / 13,614.84-20,385.54-9,446.04

Finding the Fourth Proportional to 13,614.84, 20,385.54 and 9,446.04

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Solution

The fourth proportional to 13,614.84, 20,385.54 and 9,446.04 is: 14,143.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,614.84 : 20,385.54 = 9,446.04 : x
  2. Step 2: Convert to fraction form
    13,614.84/20,385.54 = 9,446.04/x
  3. Step 3: Cross multiply
    13,614.84x = 20,385.54 × 9,446.04
  4. Step 4: Simplify right side
    13,614.84x = 192,562,626.26
  5. Step 5: Solve for x
    x = 192,562,626.26/13,614.84
  6. Step 6: Final answer
    x = 14,143.58

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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.