Home / 18,083.58-27,125.31-4,935.93

Finding the Fourth Proportional to 18,083.58, 27,125.31 and 4,935.93

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Solution

The fourth proportional to 18,083.58, 27,125.31 and 4,935.93 is: 7,403.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,083.58 : 27,125.31 = 4,935.93 : x
  2. Step 2: Convert to fraction form
    18,083.58/27,125.31 = 4,935.93/x
  3. Step 3: Cross multiply
    18,083.58x = 27,125.31 × 4,935.93
  4. Step 4: Simplify right side
    18,083.58x = 133,888,631.39
  5. Step 5: Solve for x
    x = 133,888,631.39/18,083.58
  6. Step 6: Final answer
    x = 7,403.88

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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.