Home / 53,512.37-80,262.16-14,072.56

Finding the Fourth Proportional to 53,512.37, 80,262.16 and 14,072.56

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Solution

The fourth proportional to 53,512.37, 80,262.16 and 14,072.56 is: 21,107.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,512.37 : 80,262.16 = 14,072.56 : x
  2. Step 2: Convert to fraction form
    53,512.37/80,262.16 = 14,072.56/x
  3. Step 3: Cross multiply
    53,512.37x = 80,262.16 × 14,072.56
  4. Step 4: Simplify right side
    53,512.37x = 1,129,494,062.33
  5. Step 5: Solve for x
    x = 1,129,494,062.33/53,512.37
  6. Step 6: Final answer
    x = 21,107.16

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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.