Home / 13,310.27-19,979.25-9,804.24

Finding the Fourth Proportional to 13,310.27, 19,979.25 and 9,804.24

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Solution

The fourth proportional to 13,310.27, 19,979.25 and 9,804.24 is: 14,716.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,310.27 : 19,979.25 = 9,804.24 : x
  2. Step 2: Convert to fraction form
    13,310.27/19,979.25 = 9,804.24/x
  3. Step 3: Cross multiply
    13,310.27x = 19,979.25 × 9,804.24
  4. Step 4: Simplify right side
    13,310.27x = 195,881,213.10
  5. Step 5: Solve for x
    x = 195,881,213.10/13,310.27
  6. Step 6: Final answer
    x = 14,716.55

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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.