Home / 53,857.22-80,822.74-18,796.87

Finding the Fourth Proportional to 53,857.22, 80,822.74 and 18,796.87

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Solution

The fourth proportional to 53,857.22, 80,822.74 and 18,796.87 is: 28,208.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,857.22 : 80,822.74 = 18,796.87 : x
  2. Step 2: Convert to fraction form
    53,857.22/80,822.74 = 18,796.87/x
  3. Step 3: Cross multiply
    53,857.22x = 80,822.74 × 18,796.87
  4. Step 4: Simplify right side
    53,857.22x = 1,519,214,442.84
  5. Step 5: Solve for x
    x = 1,519,214,442.84/53,857.22
  6. Step 6: Final answer
    x = 28,208.19

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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.