Home / 13,326.24-19,979.22-8,059.98

Finding the Fourth Proportional to 13,326.24, 19,979.22 and 8,059.98

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Solution

The fourth proportional to 13,326.24, 19,979.22 and 8,059.98 is: 12,083.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,326.24 : 19,979.22 = 8,059.98 : x
  2. Step 2: Convert to fraction form
    13,326.24/19,979.22 = 8,059.98/x
  3. Step 3: Cross multiply
    13,326.24x = 19,979.22 × 8,059.98
  4. Step 4: Simplify right side
    13,326.24x = 161,032,113.62
  5. Step 5: Solve for x
    x = 161,032,113.62/13,326.24
  6. Step 6: Final answer
    x = 12,083.84

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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.