Home / 54,863.39-82,329.48-21,582.52

Finding the Fourth Proportional to 54,863.39, 82,329.48 and 21,582.52

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Solution

The fourth proportional to 54,863.39, 82,329.48 and 21,582.52 is: 32,387.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,863.39 : 82,329.48 = 21,582.52 : x
  2. Step 2: Convert to fraction form
    54,863.39/82,329.48 = 21,582.52/x
  3. Step 3: Cross multiply
    54,863.39x = 82,329.48 × 21,582.52
  4. Step 4: Simplify right side
    54,863.39x = 1,776,877,442.87
  5. Step 5: Solve for x
    x = 1,776,877,442.87/54,863.39
  6. Step 6: Final answer
    x = 32,387.31

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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.