Home / 54,775.31-82,171.26-17,322.93

Finding the Fourth Proportional to 54,775.31, 82,171.26 and 17,322.93

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Solution

The fourth proportional to 54,775.31, 82,171.26 and 17,322.93 is: 25,987.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,775.31 : 82,171.26 = 17,322.93 : x
  2. Step 2: Convert to fraction form
    54,775.31/82,171.26 = 17,322.93/x
  3. Step 3: Cross multiply
    54,775.31x = 82,171.26 × 17,322.93
  4. Step 4: Simplify right side
    54,775.31x = 1,423,446,984.99
  5. Step 5: Solve for x
    x = 1,423,446,984.99/54,775.31
  6. Step 6: Final answer
    x = 25,987.02

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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.