Home / 54,948.51-82,418.21-17,507.07

Finding the Fourth Proportional to 54,948.51, 82,418.21 and 17,507.07

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Solution

The fourth proportional to 54,948.51, 82,418.21 and 17,507.07 is: 26,259.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,948.51 : 82,418.21 = 17,507.07 : x
  2. Step 2: Convert to fraction form
    54,948.51/82,418.21 = 17,507.07/x
  3. Step 3: Cross multiply
    54,948.51x = 82,418.21 × 17,507.07
  4. Step 4: Simplify right side
    54,948.51x = 1,442,901,284.21
  5. Step 5: Solve for x
    x = 1,442,901,284.21/54,948.51
  6. Step 6: Final answer
    x = 26,259.15

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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.