Home / 13,214.59-19,824.87-4,449.31

Finding the Fourth Proportional to 13,214.59, 19,824.87 and 4,449.31

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Solution

The fourth proportional to 13,214.59, 19,824.87 and 4,449.31 is: 6,674.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,214.59 : 19,824.87 = 4,449.31 : x
  2. Step 2: Convert to fraction form
    13,214.59/19,824.87 = 4,449.31/x
  3. Step 3: Cross multiply
    13,214.59x = 19,824.87 × 4,449.31
  4. Step 4: Simplify right side
    13,214.59x = 88,206,992.34
  5. Step 5: Solve for x
    x = 88,206,992.34/13,214.59
  6. Step 6: Final answer
    x = 6,674.97

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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.