Home / 38,494.69-57,761.19-21,617.23

Finding the Fourth Proportional to 38,494.69, 57,761.19 and 21,617.23

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Solution

The fourth proportional to 38,494.69, 57,761.19 and 21,617.23 is: 32,436.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,494.69 : 57,761.19 = 21,617.23 : x
  2. Step 2: Convert to fraction form
    38,494.69/57,761.19 = 21,617.23/x
  3. Step 3: Cross multiply
    38,494.69x = 57,761.19 × 21,617.23
  4. Step 4: Simplify right side
    38,494.69x = 1,248,636,929.30
  5. Step 5: Solve for x
    x = 1,248,636,929.30/38,494.69
  6. Step 6: Final answer
    x = 32,436.60

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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.