Home / 13,317.33-19,979.25-4,432.64

Finding the Fourth Proportional to 13,317.33, 19,979.25 and 4,432.64

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Solution

The fourth proportional to 13,317.33, 19,979.25 and 4,432.64 is: 6,650.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,317.33 : 19,979.25 = 4,432.64 : x
  2. Step 2: Convert to fraction form
    13,317.33/19,979.25 = 4,432.64/x
  3. Step 3: Cross multiply
    13,317.33x = 19,979.25 × 4,432.64
  4. Step 4: Simplify right side
    13,317.33x = 88,560,850.50
  5. Step 5: Solve for x
    x = 88,560,850.50/13,317.33
  6. Step 6: Final answer
    x = 6,650.05

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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.