Home / 14,469.72-21,688.62-9,470.04

Finding the Fourth Proportional to 14,469.72, 21,688.62 and 9,470.04

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Solution

The fourth proportional to 14,469.72, 21,688.62 and 9,470.04 is: 14,194.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,469.72 : 21,688.62 = 9,470.04 : x
  2. Step 2: Convert to fraction form
    14,469.72/21,688.62 = 9,470.04/x
  3. Step 3: Cross multiply
    14,469.72x = 21,688.62 × 9,470.04
  4. Step 4: Simplify right side
    14,469.72x = 205,392,098.94
  5. Step 5: Solve for x
    x = 205,392,098.94/14,469.72
  6. Step 6: Final answer
    x = 14,194.61

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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.