Home / 54,899.16-82,353.59-15,456.61

Finding the Fourth Proportional to 54,899.16, 82,353.59 and 15,456.61

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Solution

The fourth proportional to 54,899.16, 82,353.59 and 15,456.61 is: 23,186.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,899.16 : 82,353.59 = 15,456.61 : x
  2. Step 2: Convert to fraction form
    54,899.16/82,353.59 = 15,456.61/x
  3. Step 3: Cross multiply
    54,899.16x = 82,353.59 × 15,456.61
  4. Step 4: Simplify right side
    54,899.16x = 1,272,907,322.73
  5. Step 5: Solve for x
    x = 1,272,907,322.73/54,899.16
  6. Step 6: Final answer
    x = 23,186.28

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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.