Home / 53,912.14-80,863.89-14,469.10

Finding the Fourth Proportional to 53,912.14, 80,863.89 and 14,469.10

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Solution

The fourth proportional to 53,912.14, 80,863.89 and 14,469.10 is: 21,702.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,912.14 : 80,863.89 = 14,469.10 : x
  2. Step 2: Convert to fraction form
    53,912.14/80,863.89 = 14,469.10/x
  3. Step 3: Cross multiply
    53,912.14x = 80,863.89 × 14,469.10
  4. Step 4: Simplify right side
    53,912.14x = 1,170,027,710.80
  5. Step 5: Solve for x
    x = 1,170,027,710.80/53,912.14
  6. Step 6: Final answer
    x = 21,702.49

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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.