Home / 15,836.33-21,828.96-12,473.82

Finding the Fourth Proportional to 15,836.33, 21,828.96 and 12,473.82

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Solution

The fourth proportional to 15,836.33, 21,828.96 and 12,473.82 is: 17,194.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,836.33 : 21,828.96 = 12,473.82 : x
  2. Step 2: Convert to fraction form
    15,836.33/21,828.96 = 12,473.82/x
  3. Step 3: Cross multiply
    15,836.33x = 21,828.96 × 12,473.82
  4. Step 4: Simplify right side
    15,836.33x = 272,290,517.83
  5. Step 5: Solve for x
    x = 272,290,517.83/15,836.33
  6. Step 6: Final answer
    x = 17,194.04

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.